XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.annotation.TargetApi;
   6import android.app.AlarmManager;
   7import android.app.Notification;
   8import android.app.NotificationManager;
   9import android.app.PendingIntent;
  10import android.app.Service;
  11import android.content.BroadcastReceiver;
  12import android.content.ComponentName;
  13import android.content.Context;
  14import android.content.Intent;
  15import android.content.IntentFilter;
  16import android.content.SharedPreferences;
  17import android.content.pm.PackageManager;
  18import android.database.ContentObserver;
  19import android.graphics.Bitmap;
  20import android.media.AudioManager;
  21import android.net.ConnectivityManager;
  22import android.net.NetworkInfo;
  23import android.net.Uri;
  24import android.os.Binder;
  25import android.os.Build;
  26import android.os.Bundle;
  27import android.os.Environment;
  28import android.os.IBinder;
  29import android.os.PowerManager;
  30import android.os.PowerManager.WakeLock;
  31import android.os.SystemClock;
  32import android.preference.PreferenceManager;
  33import android.provider.ContactsContract;
  34import android.security.KeyChain;
  35import android.support.annotation.BoolRes;
  36import android.support.annotation.IntegerRes;
  37import android.support.v4.app.RemoteInput;
  38import android.support.v4.content.ContextCompat;
  39import android.text.TextUtils;
  40import android.util.DisplayMetrics;
  41import android.util.Log;
  42import android.util.LruCache;
  43import android.util.Pair;
  44
  45import com.google.common.base.Strings;
  46
  47import org.conscrypt.Conscrypt;
  48import org.openintents.openpgp.IOpenPgpService2;
  49import org.openintents.openpgp.util.OpenPgpApi;
  50import org.openintents.openpgp.util.OpenPgpServiceConnection;
  51
  52import java.io.File;
  53import java.net.URL;
  54import java.security.SecureRandom;
  55import java.security.Security;
  56import java.security.cert.CertificateException;
  57import java.security.cert.X509Certificate;
  58import java.util.ArrayList;
  59import java.util.Arrays;
  60import java.util.Collection;
  61import java.util.Collections;
  62import java.util.HashSet;
  63import java.util.Hashtable;
  64import java.util.Iterator;
  65import java.util.List;
  66import java.util.ListIterator;
  67import java.util.Map;
  68import java.util.Set;
  69import java.util.WeakHashMap;
  70import java.util.concurrent.CopyOnWriteArrayList;
  71import java.util.concurrent.CountDownLatch;
  72import java.util.concurrent.atomic.AtomicBoolean;
  73import java.util.concurrent.atomic.AtomicLong;
  74
  75import eu.siacs.conversations.Config;
  76import eu.siacs.conversations.R;
  77import eu.siacs.conversations.android.JabberIdContact;
  78import eu.siacs.conversations.crypto.OmemoSetting;
  79import eu.siacs.conversations.crypto.PgpDecryptionService;
  80import eu.siacs.conversations.crypto.PgpEngine;
  81import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  82import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  83import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  84import eu.siacs.conversations.entities.Account;
  85import eu.siacs.conversations.entities.Blockable;
  86import eu.siacs.conversations.entities.Bookmark;
  87import eu.siacs.conversations.entities.Contact;
  88import eu.siacs.conversations.entities.Conversation;
  89import eu.siacs.conversations.entities.Conversational;
  90import eu.siacs.conversations.entities.Message;
  91import eu.siacs.conversations.entities.MucOptions;
  92import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  93import eu.siacs.conversations.entities.Presence;
  94import eu.siacs.conversations.entities.PresenceTemplate;
  95import eu.siacs.conversations.entities.Roster;
  96import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  97import eu.siacs.conversations.generator.AbstractGenerator;
  98import eu.siacs.conversations.generator.IqGenerator;
  99import eu.siacs.conversations.generator.MessageGenerator;
 100import eu.siacs.conversations.generator.PresenceGenerator;
 101import eu.siacs.conversations.http.CustomURLStreamHandlerFactory;
 102import eu.siacs.conversations.http.HttpConnectionManager;
 103import eu.siacs.conversations.parser.AbstractParser;
 104import eu.siacs.conversations.parser.IqParser;
 105import eu.siacs.conversations.parser.MessageParser;
 106import eu.siacs.conversations.parser.PresenceParser;
 107import eu.siacs.conversations.persistance.DatabaseBackend;
 108import eu.siacs.conversations.persistance.FileBackend;
 109import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 110import eu.siacs.conversations.ui.SettingsActivity;
 111import eu.siacs.conversations.ui.UiCallback;
 112import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 113import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 114import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 115import eu.siacs.conversations.utils.Compatibility;
 116import eu.siacs.conversations.utils.ConversationsFileObserver;
 117import eu.siacs.conversations.utils.CryptoHelper;
 118import eu.siacs.conversations.utils.ExceptionHelper;
 119import eu.siacs.conversations.utils.MimeUtils;
 120import eu.siacs.conversations.utils.PhoneHelper;
 121import eu.siacs.conversations.utils.QuickLoader;
 122import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 123import eu.siacs.conversations.utils.ReplacingTaskManager;
 124import eu.siacs.conversations.utils.Resolver;
 125import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 126import eu.siacs.conversations.utils.StringUtils;
 127import eu.siacs.conversations.utils.WakeLockHelper;
 128import eu.siacs.conversations.utils.XmppUri;
 129import eu.siacs.conversations.xml.Element;
 130import eu.siacs.conversations.xml.Namespace;
 131import eu.siacs.conversations.xmpp.OnBindListener;
 132import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 133import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 134import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 135import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 136import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 137import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 138import eu.siacs.conversations.xmpp.OnStatusChanged;
 139import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 140import eu.siacs.conversations.xmpp.Patches;
 141import eu.siacs.conversations.xmpp.XmppConnection;
 142import eu.siacs.conversations.xmpp.chatstate.ChatState;
 143import eu.siacs.conversations.xmpp.forms.Data;
 144import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 145import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived;
 146import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 147import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
 148import eu.siacs.conversations.xmpp.mam.MamReference;
 149import eu.siacs.conversations.xmpp.pep.Avatar;
 150import eu.siacs.conversations.xmpp.pep.PublishOptions;
 151import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 152import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 153import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 154import me.leolin.shortcutbadger.ShortcutBadger;
 155import rocks.xmpp.addr.Jid;
 156
 157public class XmppConnectionService extends Service {
 158
 159    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 160    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 161    public static final String ACTION_SNOOZE = "snooze";
 162    public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 163    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 164    public static final String ACTION_TRY_AGAIN = "try_again";
 165    public static final String ACTION_IDLE_PING = "idle_ping";
 166    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 167    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 168    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 169
 170    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 171
 172    static {
 173        URL.setURLStreamHandlerFactory(new CustomURLStreamHandlerFactory());
 174    }
 175
 176    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 177    private final SerialSingleThreadExecutor mFileAddingExecutor = new SerialSingleThreadExecutor("FileAdding");
 178    private final SerialSingleThreadExecutor mVideoCompressionExecutor = new SerialSingleThreadExecutor("VideoCompression");
 179    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 180    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 181    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 182    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 183    private final IBinder mBinder = new XmppConnectionBinder();
 184    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 185    private final IqGenerator mIqGenerator = new IqGenerator(this);
 186    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 187    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 188    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 189    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 190        if (packet.getType() != IqPacket.TYPE.RESULT) {
 191            Element error = packet.findChild("error");
 192            String text = error != null ? error.findChildContent("text") : null;
 193            if (text != null) {
 194                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 195            }
 196        }
 197    };
 198    public DatabaseBackend databaseBackend;
 199    private ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 200    private long mLastActivity = 0;
 201    private FileBackend fileBackend = new FileBackend(this);
 202    private MemorizingTrustManager mMemorizingTrustManager;
 203    private NotificationService mNotificationService = new NotificationService(this);
 204    private ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 205    private ShortcutService mShortcutService = new ShortcutService(this);
 206    private AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 207    private AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 208    private AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 209    private OnMessagePacketReceived mMessageParser = new MessageParser(this);
 210    private OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 211    private IqParser mIqParser = new IqParser(this);
 212    private MessageGenerator mMessageGenerator = new MessageGenerator(this);
 213    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 214        Conversation conversation = find(getConversations(), contact);
 215        if (conversation != null) {
 216            if (online) {
 217                if (contact.getPresences().size() == 1) {
 218                    sendUnsentMessages(conversation);
 219                }
 220            }
 221        }
 222    };
 223    private PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 224    private List<Account> accounts;
 225    private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 226    private HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 227    private AvatarService mAvatarService = new AvatarService(this);
 228    private MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 229    private PushManagementService mPushManagementService = new PushManagementService(this);
 230    private QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 231    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 232            Environment.getExternalStorageDirectory().getAbsolutePath()
 233    ) {
 234        @Override
 235        public void onEvent(int event, String path) {
 236            markFileDeleted(path);
 237        }
 238    };
 239    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 240
 241        @Override
 242        public boolean onMessageAcknowledged(Account account, String uuid) {
 243            for (final Conversation conversation : getConversations()) {
 244                if (conversation.getAccount() == account) {
 245                    Message message = conversation.findUnsentMessageWithUuid(uuid);
 246                    if (message != null) {
 247                        message.setStatus(Message.STATUS_SEND);
 248                        message.setErrorMessage(null);
 249                        databaseBackend.updateMessage(message, false);
 250                        return true;
 251                    }
 252                }
 253            }
 254            return false;
 255        }
 256    };
 257
 258    private boolean destroyed = false;
 259
 260    private int unreadCount = -1;
 261
 262    //Ui callback listeners
 263    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 264    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 265    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 266    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 267    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 268    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 269    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 270    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 271    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 272
 273    private final Object LISTENER_LOCK = new Object();
 274
 275
 276    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 277
 278
 279    private final OnBindListener mOnBindListener = new OnBindListener() {
 280
 281        @Override
 282        public void onBind(final Account account) {
 283            synchronized (mInProgressAvatarFetches) {
 284                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 285                    final String KEY = iterator.next();
 286                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 287                        iterator.remove();
 288                    }
 289                }
 290            }
 291            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 292            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 293            if (loggedInSuccessfully || gainedFeature) {
 294                databaseBackend.updateAccount(account);
 295            }
 296
 297            if (loggedInSuccessfully) {
 298                if (!TextUtils.isEmpty(account.getDisplayName())) {
 299                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 300                    publishDisplayName(account);
 301                }
 302            }
 303
 304            account.getRoster().clearPresences();
 305            synchronized (account.inProgressConferenceJoins) {
 306                account.inProgressConferenceJoins.clear();
 307            }
 308            synchronized (account.inProgressConferencePings) {
 309                account.inProgressConferencePings.clear();
 310            }
 311            mJingleConnectionManager.cancelInTransmission();
 312            mQuickConversationsService.considerSyncBackground(false);
 313            fetchRosterFromServer(account);
 314
 315            final XmppConnection connection = account.getXmppConnection();
 316
 317            if (connection.getFeatures().bookmarks2()) {
 318                fetchBookmarks2(account);
 319            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 320                fetchBookmarks(account);
 321            }
 322            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 323            final boolean catchup = getMessageArchiveService().inCatchup(account);
 324            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 325                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 326                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 327                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 328                    }
 329                });
 330            }
 331            sendPresence(account);
 332            if (mPushManagementService.available(account)) {
 333                mPushManagementService.registerPushTokenOnServer(account);
 334            }
 335            connectMultiModeConversations(account);
 336            syncDirtyContacts(account);
 337        }
 338    };
 339    private AtomicLong mLastExpiryRun = new AtomicLong(0);
 340    private SecureRandom mRandom;
 341    private LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 342    private OnStatusChanged statusListener = new OnStatusChanged() {
 343
 344        @Override
 345        public void onStatusChanged(final Account account) {
 346            XmppConnection connection = account.getXmppConnection();
 347            updateAccountUi();
 348
 349            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 350                mQuickConversationsService.signalAccountStateChange();
 351            }
 352
 353            if (account.getStatus() == Account.State.ONLINE) {
 354                synchronized (mLowPingTimeoutMode) {
 355                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 356                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 357                    }
 358                }
 359                if (account.setShowErrorNotification(true)) {
 360                    databaseBackend.updateAccount(account);
 361                }
 362                mMessageArchiveService.executePendingQueries(account);
 363                if (connection != null && connection.getFeatures().csi()) {
 364                    if (checkListeners()) {
 365                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 366                        connection.sendInactive();
 367                    } else {
 368                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 369                        connection.sendActive();
 370                    }
 371                }
 372                List<Conversation> conversations = getConversations();
 373                for (Conversation conversation : conversations) {
 374                    final boolean inProgressJoin;
 375                    synchronized (account.inProgressConferenceJoins) {
 376                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 377                    }
 378                    final boolean pendingJoin;
 379                    synchronized (account.pendingConferenceJoins) {
 380                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 381                    }
 382                    if (conversation.getAccount() == account
 383                            && !pendingJoin
 384                            && !inProgressJoin) {
 385                        sendUnsentMessages(conversation);
 386                    }
 387                }
 388                final List<Conversation> pendingLeaves;
 389                synchronized (account.pendingConferenceLeaves) {
 390                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 391                    account.pendingConferenceLeaves.clear();
 392
 393                }
 394                for (Conversation conversation : pendingLeaves) {
 395                    leaveMuc(conversation);
 396                }
 397                final List<Conversation> pendingJoins;
 398                synchronized (account.pendingConferenceJoins) {
 399                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 400                    account.pendingConferenceJoins.clear();
 401                }
 402                for (Conversation conversation : pendingJoins) {
 403                    joinMuc(conversation);
 404                }
 405                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 406            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 407                resetSendingToWaiting(account);
 408                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 409                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 410                    reconnectAccount(account, true, false);
 411                } else {
 412                    int timeToReconnect = mRandom.nextInt(10) + 2;
 413                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 414                }
 415            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 416                databaseBackend.updateAccount(account);
 417                reconnectAccount(account, true, false);
 418            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 419                resetSendingToWaiting(account);
 420                if (connection != null && account.getStatus().isAttemptReconnect()) {
 421                    final int next = connection.getTimeToNextAttempt();
 422                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 423                    if (next <= 0) {
 424                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 425                        reconnectAccount(account, true, false);
 426                    } else {
 427                        final int attempt = connection.getAttempt() + 1;
 428                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 429                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 430                    }
 431                }
 432            }
 433            getNotificationService().updateErrorNotification();
 434        }
 435    };
 436    private OpenPgpServiceConnection pgpServiceConnection;
 437    private PgpEngine mPgpEngine = null;
 438    private WakeLock wakeLock;
 439    private PowerManager pm;
 440    private LruCache<String, Bitmap> mBitmapCache;
 441    private BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 442    private BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 443
 444    private static String generateFetchKey(Account account, final Avatar avatar) {
 445        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 446    }
 447
 448    private boolean isInLowPingTimeoutMode(Account account) {
 449        synchronized (mLowPingTimeoutMode) {
 450            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 451        }
 452    }
 453
 454    public void startForcingForegroundNotification() {
 455        mForceForegroundService.set(true);
 456        toggleForegroundService();
 457    }
 458
 459    public void stopForcingForegroundNotification() {
 460        mForceForegroundService.set(false);
 461        toggleForegroundService();
 462    }
 463
 464    public boolean areMessagesInitialized() {
 465        return this.restoredFromDatabaseLatch.getCount() == 0;
 466    }
 467
 468    public PgpEngine getPgpEngine() {
 469        if (!Config.supportOpenPgp()) {
 470            return null;
 471        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 472            if (this.mPgpEngine == null) {
 473                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 474                        getApplicationContext(),
 475                        pgpServiceConnection.getService()), this);
 476            }
 477            return mPgpEngine;
 478        } else {
 479            return null;
 480        }
 481
 482    }
 483
 484    public OpenPgpApi getOpenPgpApi() {
 485        if (!Config.supportOpenPgp()) {
 486            return null;
 487        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 488            return new OpenPgpApi(this, pgpServiceConnection.getService());
 489        } else {
 490            return null;
 491        }
 492    }
 493
 494    public FileBackend getFileBackend() {
 495        return this.fileBackend;
 496    }
 497
 498    public AvatarService getAvatarService() {
 499        return this.mAvatarService;
 500    }
 501
 502    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 503        int encryption = conversation.getNextEncryption();
 504        if (encryption == Message.ENCRYPTION_PGP) {
 505            encryption = Message.ENCRYPTION_DECRYPTED;
 506        }
 507        Message message = new Message(conversation, uri.toString(), encryption);
 508        Message.configurePrivateMessage(message);
 509        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 510            getPgpEngine().encrypt(message, callback);
 511        } else {
 512            sendMessage(message);
 513            callback.success(message);
 514        }
 515    }
 516
 517    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 518        final Message message;
 519        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 520            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 521        } else {
 522            message = new Message(conversation, "", conversation.getNextEncryption());
 523        }
 524        if (!Message.configurePrivateFileMessage(message)) {
 525            message.setCounterpart(conversation.getNextCounterpart());
 526            message.setType(Message.TYPE_FILE);
 527        }
 528        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 529        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 530        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 531        if (runnable.isVideoMessage()) {
 532            mVideoCompressionExecutor.execute(runnable);
 533        } else {
 534            mFileAddingExecutor.execute(runnable);
 535        }
 536    }
 537
 538    public void attachImageToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 539        final String mimeType = MimeUtils.guessMimeTypeFromUri(this, uri);
 540        final String compressPictures = getCompressPicturesPreference();
 541
 542        if ("never".equals(compressPictures)
 543                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 544                || (mimeType != null && mimeType.endsWith("/gif"))
 545                || getFileBackend().unusualBounds(uri)) {
 546            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 547            attachFileToConversation(conversation, uri, mimeType, callback);
 548            return;
 549        }
 550        final Message message;
 551        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 552            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 553        } else {
 554            message = new Message(conversation, "", conversation.getNextEncryption());
 555        }
 556        if (!Message.configurePrivateFileMessage(message)) {
 557            message.setCounterpart(conversation.getNextCounterpart());
 558            message.setType(Message.TYPE_IMAGE);
 559        }
 560        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 561        mFileAddingExecutor.execute(() -> {
 562            try {
 563                getFileBackend().copyImageToPrivateStorage(message, uri);
 564                if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 565                    final PgpEngine pgpEngine = getPgpEngine();
 566                    if (pgpEngine != null) {
 567                        pgpEngine.encrypt(message, callback);
 568                    } else if (callback != null) {
 569                        callback.error(R.string.unable_to_connect_to_keychain, null);
 570                    }
 571                } else {
 572                    sendMessage(message);
 573                    callback.success(message);
 574                }
 575            } catch (final FileBackend.FileCopyException e) {
 576                callback.error(e.getResId(), message);
 577            }
 578        });
 579    }
 580
 581    public Conversation find(Bookmark bookmark) {
 582        return find(bookmark.getAccount(), bookmark.getJid());
 583    }
 584
 585    public Conversation find(final Account account, final Jid jid) {
 586        return find(getConversations(), account, jid);
 587    }
 588
 589    public boolean isMuc(final Account account, final Jid jid) {
 590        final Conversation c = find(account, jid);
 591        return c != null && c.getMode() == Conversational.MODE_MULTI;
 592    }
 593
 594    public void search(List<String> term, OnSearchResultsAvailable onSearchResultsAvailable) {
 595        MessageSearchTask.search(this, term, onSearchResultsAvailable);
 596    }
 597
 598    @Override
 599    public int onStartCommand(Intent intent, int flags, int startId) {
 600        final String action = intent == null ? null : intent.getAction();
 601        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 602        if (needsForegroundService) {
 603            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 604            toggleForegroundService(true);
 605        }
 606        String pushedAccountHash = null;
 607        String pushedChannelHash = null;
 608        boolean interactive = false;
 609        if (action != null) {
 610            final String uuid = intent.getStringExtra("uuid");
 611            switch (action) {
 612                case ConnectivityManager.CONNECTIVITY_ACTION:
 613                    if (hasInternetConnection()) {
 614                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 615                            schedulePostConnectivityChange();
 616                        }
 617                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 618                            resetAllAttemptCounts(true, false);
 619                        }
 620                    }
 621                    break;
 622                case Intent.ACTION_SHUTDOWN:
 623                    logoutAndSave(true);
 624                    return START_NOT_STICKY;
 625                case ACTION_CLEAR_NOTIFICATION:
 626                    mNotificationExecutor.execute(() -> {
 627                        try {
 628                            final Conversation c = findConversationByUuid(uuid);
 629                            if (c != null) {
 630                                mNotificationService.clear(c);
 631                            } else {
 632                                mNotificationService.clear();
 633                            }
 634                            restoredFromDatabaseLatch.await();
 635
 636                        } catch (InterruptedException e) {
 637                            Log.d(Config.LOGTAG, "unable to process clear notification");
 638                        }
 639                    });
 640                    break;
 641                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 642                    dismissErrorNotifications();
 643                    break;
 644                case ACTION_TRY_AGAIN:
 645                    resetAllAttemptCounts(false, true);
 646                    interactive = true;
 647                    break;
 648                case ACTION_REPLY_TO_CONVERSATION:
 649                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 650                    if (remoteInput == null) {
 651                        break;
 652                    }
 653                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 654                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 655                    if (body == null || body.length() <= 0) {
 656                        break;
 657                    }
 658                    mNotificationExecutor.execute(() -> {
 659                        try {
 660                            restoredFromDatabaseLatch.await();
 661                            final Conversation c = findConversationByUuid(uuid);
 662                            if (c != null) {
 663                                directReply(c, body.toString(), dismissNotification);
 664                            }
 665                        } catch (InterruptedException e) {
 666                            Log.d(Config.LOGTAG, "unable to process direct reply");
 667                        }
 668                    });
 669                    break;
 670                case ACTION_MARK_AS_READ:
 671                    mNotificationExecutor.execute(() -> {
 672                        final Conversation c = findConversationByUuid(uuid);
 673                        if (c == null) {
 674                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 675                            return;
 676                        }
 677                        try {
 678                            restoredFromDatabaseLatch.await();
 679                            sendReadMarker(c, null);
 680                        } catch (InterruptedException e) {
 681                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 682                        }
 683
 684                    });
 685                    break;
 686                case ACTION_SNOOZE:
 687                    mNotificationExecutor.execute(() -> {
 688                        final Conversation c = findConversationByUuid(uuid);
 689                        if (c == null) {
 690                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 691                            return;
 692                        }
 693                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 694                        mNotificationService.clear(c);
 695                        updateConversation(c);
 696                    });
 697                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 698                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 699                    if (dndOnSilentMode()) {
 700                        refreshAllPresences();
 701                    }
 702                    break;
 703                case Intent.ACTION_SCREEN_ON:
 704                    deactivateGracePeriod();
 705                case Intent.ACTION_SCREEN_OFF:
 706                    if (awayWhenScreenOff()) {
 707                        refreshAllPresences();
 708                    }
 709                    break;
 710                case ACTION_FCM_TOKEN_REFRESH:
 711                    refreshAllFcmTokens();
 712                    break;
 713                case ACTION_IDLE_PING:
 714                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 715                        scheduleNextIdlePing();
 716                    }
 717                    break;
 718                case ACTION_FCM_MESSAGE_RECEIVED:
 719                    pushedAccountHash = intent.getStringExtra("account");
 720                    pushedChannelHash = intent.getStringExtra("channel");
 721                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 722                    break;
 723                case Intent.ACTION_SEND:
 724                    Uri uri = intent.getData();
 725                    if (uri != null) {
 726                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 727                    }
 728                    return START_STICKY;
 729            }
 730        }
 731        synchronized (this) {
 732            WakeLockHelper.acquire(wakeLock);
 733            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 734            final HashSet<Account> pingCandidates = new HashSet<>();
 735            final String androidId = PhoneHelper.getAndroidId(this);
 736            for (Account account : accounts) {
 737                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 738                pingNow |= processAccountState(account,
 739                        interactive,
 740                        "ui".equals(action),
 741                        pushWasMeantForThisAccount,
 742                        pingCandidates);
 743                if (pushWasMeantForThisAccount && pushedChannelHash != null) {
 744                    checkMucStillJoined(account, pushedAccountHash, androidId);
 745                }
 746            }
 747            if (pingNow) {
 748                for (Account account : pingCandidates) {
 749                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 750                    account.getXmppConnection().sendPing();
 751                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + Boolean.toString(lowTimeout) + ")");
 752                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 753                }
 754            }
 755            WakeLockHelper.release(wakeLock);
 756        }
 757        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 758            expireOldMessages();
 759        }
 760        return START_STICKY;
 761    }
 762
 763    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 764        boolean pingNow = false;
 765        if (account.getStatus().isAttemptReconnect()) {
 766            if (!hasInternetConnection()) {
 767                account.setStatus(Account.State.NO_INTERNET);
 768                if (statusListener != null) {
 769                    statusListener.onStatusChanged(account);
 770                }
 771            } else {
 772                if (account.getStatus() == Account.State.NO_INTERNET) {
 773                    account.setStatus(Account.State.OFFLINE);
 774                    if (statusListener != null) {
 775                        statusListener.onStatusChanged(account);
 776                    }
 777                }
 778                if (account.getStatus() == Account.State.ONLINE) {
 779                    synchronized (mLowPingTimeoutMode) {
 780                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 781                        long lastSent = account.getXmppConnection().getLastPingSent();
 782                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 783                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 784                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 785                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 786                        if (lastSent > lastReceived) {
 787                            if (pingTimeoutIn < 0) {
 788                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 789                                this.reconnectAccount(account, true, interactive);
 790                            } else {
 791                                int secs = (int) (pingTimeoutIn / 1000);
 792                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 793                            }
 794                        } else {
 795                            pingCandidates.add(account);
 796                            if (isAccountPushed) {
 797                                pingNow = true;
 798                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 799                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 800                                }
 801                            } else if (msToNextPing <= 0) {
 802                                pingNow = true;
 803                            } else {
 804                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 805                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 806                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 807                                }
 808                            }
 809                        }
 810                    }
 811                } else if (account.getStatus() == Account.State.OFFLINE) {
 812                    reconnectAccount(account, true, interactive);
 813                } else if (account.getStatus() == Account.State.CONNECTING) {
 814                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 815                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 816                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 817                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 818                    if (timeout < 0) {
 819                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 820                        account.getXmppConnection().resetAttemptCount(false);
 821                        reconnectAccount(account, true, interactive);
 822                    } else if (discoTimeout < 0) {
 823                        account.getXmppConnection().sendDiscoTimeout();
 824                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 825                    } else {
 826                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 827                    }
 828                } else {
 829                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 830                        reconnectAccount(account, true, interactive);
 831                    }
 832                }
 833            }
 834        }
 835        return pingNow;
 836    }
 837
 838    private void checkMucStillJoined(final Account account, final String hash, final String androidId) {
 839        for (final Conversation conversation : this.conversations) {
 840            if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
 841                Jid jid = conversation.getJid().asBareJid();
 842                final String currentHash = CryptoHelper.getFingerprint(jid, androidId);
 843                if (currentHash.equals(hash)) {
 844                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received cloud push notification for MUC " + jid);
 845                    return;
 846                }
 847            }
 848        }
 849        mPushManagementService.unregisterChannel(account, hash);
 850    }
 851
 852    public void reinitializeMuclumbusService() {
 853        mChannelDiscoveryService.initializeMuclumbusService();
 854    }
 855
 856    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 857        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 858    }
 859
 860    public boolean isDataSaverDisabled() {
 861        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 862            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 863            return !connectivityManager.isActiveNetworkMetered()
 864                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 865        } else {
 866            return true;
 867        }
 868    }
 869
 870    private void directReply(Conversation conversation, String body, final boolean dismissAfterReply) {
 871        Message message = new Message(conversation, body, conversation.getNextEncryption());
 872        message.markUnread();
 873        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 874            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 875                @Override
 876                public void success(Message message) {
 877                    if (dismissAfterReply) {
 878                        markRead((Conversation) message.getConversation(), true);
 879                    } else {
 880                        mNotificationService.pushFromDirectReply(message);
 881                    }
 882                }
 883
 884                @Override
 885                public void error(int errorCode, Message object) {
 886
 887                }
 888
 889                @Override
 890                public void userInputRequired(PendingIntent pi, Message object) {
 891
 892                }
 893            });
 894        } else {
 895            sendMessage(message);
 896            if (dismissAfterReply) {
 897                markRead(conversation, true);
 898            } else {
 899                mNotificationService.pushFromDirectReply(message);
 900            }
 901        }
 902    }
 903
 904    private boolean dndOnSilentMode() {
 905        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
 906    }
 907
 908    private boolean manuallyChangePresence() {
 909        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
 910    }
 911
 912    private boolean treatVibrateAsSilent() {
 913        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
 914    }
 915
 916    private boolean awayWhenScreenOff() {
 917        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
 918    }
 919
 920    private String getCompressPicturesPreference() {
 921        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
 922    }
 923
 924    private Presence.Status getTargetPresence() {
 925        if (dndOnSilentMode() && isPhoneSilenced()) {
 926            return Presence.Status.DND;
 927        } else if (awayWhenScreenOff() && !isInteractive()) {
 928            return Presence.Status.AWAY;
 929        } else {
 930            return Presence.Status.ONLINE;
 931        }
 932    }
 933
 934    @SuppressLint("NewApi")
 935    @SuppressWarnings("deprecation")
 936    public boolean isInteractive() {
 937        try {
 938            final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
 939
 940            final boolean isScreenOn;
 941            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
 942                isScreenOn = pm.isScreenOn();
 943            } else {
 944                isScreenOn = pm.isInteractive();
 945            }
 946            return isScreenOn;
 947        } catch (RuntimeException e) {
 948            return false;
 949        }
 950    }
 951
 952    private boolean isPhoneSilenced() {
 953        final boolean notificationDnd;
 954        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 955            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
 956            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
 957            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
 958        } else {
 959            notificationDnd = false;
 960        }
 961        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
 962        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
 963        try {
 964            if (treatVibrateAsSilent()) {
 965                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
 966            } else {
 967                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
 968            }
 969        } catch (Throwable throwable) {
 970            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
 971            return notificationDnd;
 972        }
 973    }
 974
 975    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
 976        Log.d(Config.LOGTAG, "resetting all attempt counts");
 977        for (Account account : accounts) {
 978            if (account.hasErrorStatus() || reallyAll) {
 979                final XmppConnection connection = account.getXmppConnection();
 980                if (connection != null) {
 981                    connection.resetAttemptCount(retryImmediately);
 982                }
 983            }
 984            if (account.setShowErrorNotification(true)) {
 985                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
 986            }
 987        }
 988        mNotificationService.updateErrorNotification();
 989    }
 990
 991    private void dismissErrorNotifications() {
 992        for (final Account account : this.accounts) {
 993            if (account.hasErrorStatus()) {
 994                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
 995                if (account.setShowErrorNotification(false)) {
 996                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
 997                }
 998            }
 999        }
1000    }
1001
1002    private void expireOldMessages() {
1003        expireOldMessages(false);
1004    }
1005
1006    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1007        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1008        mDatabaseWriterExecutor.execute(() -> {
1009            long timestamp = getAutomaticMessageDeletionDate();
1010            if (timestamp > 0) {
1011                databaseBackend.expireOldMessages(timestamp);
1012                synchronized (XmppConnectionService.this.conversations) {
1013                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1014                        conversation.expireOldMessages(timestamp);
1015                        if (resetHasMessagesLeftOnServer) {
1016                            conversation.messagesLoaded.set(true);
1017                            conversation.setHasMessagesLeftOnServer(true);
1018                        }
1019                    }
1020                }
1021                updateConversationUi();
1022            }
1023        });
1024    }
1025
1026    public boolean hasInternetConnection() {
1027        final ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
1028        try {
1029            final NetworkInfo activeNetwork = cm == null ? null : cm.getActiveNetworkInfo();
1030            return activeNetwork != null && (activeNetwork.isConnected() || activeNetwork.getType() == ConnectivityManager.TYPE_ETHERNET);
1031        } catch (RuntimeException e) {
1032            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1033            return true; //if internet connection can not be checked it is probably best to just try
1034        }
1035    }
1036
1037    @SuppressLint("TrulyRandom")
1038    @Override
1039    public void onCreate() {
1040        if (Compatibility.runsTwentySix()) {
1041            mNotificationService.initializeChannels();
1042        }
1043        mChannelDiscoveryService.initializeMuclumbusService();
1044        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1045        toggleForegroundService();
1046        this.destroyed = false;
1047        OmemoSetting.load(this);
1048        ExceptionHelper.init(getApplicationContext());
1049        try {
1050            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1051        } catch (Throwable throwable) {
1052            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1053        }
1054        Resolver.init(this);
1055        this.mRandom = new SecureRandom();
1056        updateMemorizingTrustmanager();
1057        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1058        final int cacheSize = maxMemory / 8;
1059        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1060            @Override
1061            protected int sizeOf(final String key, final Bitmap bitmap) {
1062                return bitmap.getByteCount() / 1024;
1063            }
1064        };
1065        if (mLastActivity == 0) {
1066            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1067        }
1068
1069        Log.d(Config.LOGTAG, "initializing database...");
1070        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1071        Log.d(Config.LOGTAG, "restoring accounts...");
1072        this.accounts = databaseBackend.getAccounts();
1073        final SharedPreferences.Editor editor = getPreferences().edit();
1074        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1075            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1076            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1077        }
1078        final boolean hasEnabledAccounts = hasEnabledAccounts();
1079        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1080        editor.apply();
1081        toggleSetProfilePictureActivity(hasEnabledAccounts);
1082
1083        restoreFromDatabase();
1084
1085        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1086            startContactObserver();
1087        }
1088        if (Compatibility.hasStoragePermission(this)) {
1089            Log.d(Config.LOGTAG, "starting file observer");
1090            mFileAddingExecutor.execute(this.fileObserver::startWatching);
1091            mFileAddingExecutor.execute(this::checkForDeletedFiles);
1092        }
1093        if (Config.supportOpenPgp()) {
1094            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1095                @Override
1096                public void onBound(IOpenPgpService2 service) {
1097                    for (Account account : accounts) {
1098                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1099                        if (pgp != null) {
1100                            pgp.continueDecryption(true);
1101                        }
1102                    }
1103                }
1104
1105                @Override
1106                public void onError(Exception e) {
1107                }
1108            });
1109            this.pgpServiceConnection.bindToService();
1110        }
1111
1112        this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
1113        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1114
1115        toggleForegroundService();
1116        updateUnreadCountBadge();
1117        toggleScreenEventReceiver();
1118        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1119            scheduleNextIdlePing();
1120            IntentFilter intentFilter = new IntentFilter();
1121            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1122                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1123            }
1124            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1125            registerReceiver(this.mInternalEventReceiver, intentFilter);
1126        }
1127        mForceDuringOnCreate.set(false);
1128        toggleForegroundService();
1129    }
1130
1131    private void checkForDeletedFiles() {
1132        if (destroyed) {
1133            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1134            return;
1135        }
1136        final long start = SystemClock.elapsedRealtime();
1137        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1138        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1139        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1140            if (destroyed) {
1141                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1142                return;
1143            }
1144            final File file = fileBackend.getFileForPath(filePath.path);
1145            if (filePath.setDeleted(!file.exists())) {
1146                changed.add(filePath);
1147            }
1148        }
1149        final long duration = SystemClock.elapsedRealtime() - start;
1150        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1151        if (changed.size() > 0) {
1152            databaseBackend.markFilesAsChanged(changed);
1153            markChangedFiles(changed);
1154        }
1155    }
1156
1157    public void startContactObserver() {
1158        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1159            @Override
1160            public void onChange(boolean selfChange) {
1161                super.onChange(selfChange);
1162                if (restoredFromDatabaseLatch.getCount() == 0) {
1163                    loadPhoneContacts();
1164                }
1165            }
1166        });
1167    }
1168
1169    @Override
1170    public void onTrimMemory(int level) {
1171        super.onTrimMemory(level);
1172        if (level >= TRIM_MEMORY_COMPLETE) {
1173            Log.d(Config.LOGTAG, "clear cache due to low memory");
1174            getBitmapCache().evictAll();
1175        }
1176    }
1177
1178    @Override
1179    public void onDestroy() {
1180        try {
1181            unregisterReceiver(this.mInternalEventReceiver);
1182        } catch (IllegalArgumentException e) {
1183            //ignored
1184        }
1185        destroyed = false;
1186        fileObserver.stopWatching();
1187        super.onDestroy();
1188    }
1189
1190    public void restartFileObserver() {
1191        Log.d(Config.LOGTAG, "restarting file observer");
1192        mFileAddingExecutor.execute(this.fileObserver::restartWatching);
1193        mFileAddingExecutor.execute(this::checkForDeletedFiles);
1194    }
1195
1196    public void toggleScreenEventReceiver() {
1197        if (awayWhenScreenOff() && !manuallyChangePresence()) {
1198            final IntentFilter filter = new IntentFilter();
1199            filter.addAction(Intent.ACTION_SCREEN_ON);
1200            filter.addAction(Intent.ACTION_SCREEN_OFF);
1201            registerReceiver(this.mInternalScreenEventReceiver, filter);
1202        } else {
1203            try {
1204                unregisterReceiver(this.mInternalScreenEventReceiver);
1205            } catch (IllegalArgumentException e) {
1206                //ignored
1207            }
1208        }
1209    }
1210
1211    public void toggleForegroundService() {
1212        toggleForegroundService(false);
1213    }
1214
1215    private void toggleForegroundService(boolean force) {
1216        final boolean status;
1217        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1218            final Notification notification = this.mNotificationService.createForegroundNotification();
1219            startForeground(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1220            if (!mForceForegroundService.get()) {
1221                mNotificationService.notify(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1222            }
1223            status = true;
1224        } else {
1225            stopForeground(true);
1226            status = false;
1227        }
1228        if (!mForceForegroundService.get()) {
1229            mNotificationService.dismissForcedForegroundNotification(); //if the channel was changed the previous call might fail
1230        }
1231        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1232    }
1233
1234    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1235        return !mForceForegroundService.get() && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1236    }
1237
1238    @Override
1239    public void onTaskRemoved(final Intent rootIntent) {
1240        super.onTaskRemoved(rootIntent);
1241        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get()) {
1242            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1243        } else {
1244            this.logoutAndSave(false);
1245        }
1246    }
1247
1248    private void logoutAndSave(boolean stop) {
1249        int activeAccounts = 0;
1250        for (final Account account : accounts) {
1251            if (account.getStatus() != Account.State.DISABLED) {
1252                databaseBackend.writeRoster(account.getRoster());
1253                activeAccounts++;
1254            }
1255            if (account.getXmppConnection() != null) {
1256                new Thread(() -> disconnect(account, false)).start();
1257            }
1258        }
1259        if (stop || activeAccounts == 0) {
1260            Log.d(Config.LOGTAG, "good bye");
1261            stopSelf();
1262        }
1263    }
1264
1265    private void schedulePostConnectivityChange() {
1266        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1267        if (alarmManager == null) {
1268            return;
1269        }
1270        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1271        final Intent intent = new Intent(this, EventReceiver.class);
1272        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1273        try {
1274            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1275            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1276                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1277            } else {
1278                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1279            }
1280        } catch (RuntimeException e) {
1281            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1282        }
1283    }
1284
1285    public void scheduleWakeUpCall(int seconds, int requestCode) {
1286        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1287        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1288        if (alarmManager == null) {
1289            return;
1290        }
1291        final Intent intent = new Intent(this, EventReceiver.class);
1292        intent.setAction("ping");
1293        try {
1294            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, requestCode, intent, 0);
1295            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1296        } catch (RuntimeException e) {
1297            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1298        }
1299    }
1300
1301    @TargetApi(Build.VERSION_CODES.M)
1302    private void scheduleNextIdlePing() {
1303        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1304        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1305        if (alarmManager == null) {
1306            return;
1307        }
1308        final Intent intent = new Intent(this, EventReceiver.class);
1309        intent.setAction(ACTION_IDLE_PING);
1310        try {
1311            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1312            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1313        } catch (RuntimeException e) {
1314            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1315        }
1316    }
1317
1318    public XmppConnection createConnection(final Account account) {
1319        final XmppConnection connection = new XmppConnection(account, this);
1320        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1321        connection.setOnStatusChangedListener(this.statusListener);
1322        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1323        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1324        connection.setOnJinglePacketReceivedListener(((a, jp) -> mJingleConnectionManager.deliverPacket(a, jp)));
1325        connection.setOnBindListener(this.mOnBindListener);
1326        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1327        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1328        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1329        AxolotlService axolotlService = account.getAxolotlService();
1330        if (axolotlService != null) {
1331            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1332        }
1333        return connection;
1334    }
1335
1336    public void sendChatState(Conversation conversation) {
1337        if (sendChatStates()) {
1338            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1339            sendMessagePacket(conversation.getAccount(), packet);
1340        }
1341    }
1342
1343    private void sendFileMessage(final Message message, final boolean delay) {
1344        Log.d(Config.LOGTAG, "send file message");
1345        final Account account = message.getConversation().getAccount();
1346        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1347                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1348            mHttpConnectionManager.createNewUploadConnection(message, delay);
1349        } else {
1350            mJingleConnectionManager.startJingleFileTransfer(message);
1351        }
1352    }
1353
1354    public void sendMessage(final Message message) {
1355        sendMessage(message, false, false);
1356    }
1357
1358    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1359        final Account account = message.getConversation().getAccount();
1360        if (account.setShowErrorNotification(true)) {
1361            databaseBackend.updateAccount(account);
1362            mNotificationService.updateErrorNotification();
1363        }
1364        final Conversation conversation = (Conversation) message.getConversation();
1365        account.deactivateGracePeriod();
1366
1367
1368        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1369            final Contact contact = conversation.getContact();
1370            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1371                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1372                createContact(contact, true);
1373            }
1374        }
1375
1376        MessagePacket packet = null;
1377        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1378                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1379                && !message.edited();
1380        boolean saveInDb = addToConversation;
1381        message.setStatus(Message.STATUS_WAITING);
1382
1383        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1384            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1385                databaseBackend.updateConversation(conversation);
1386            }
1387        }
1388
1389        final boolean inProgressJoin = isJoinInProgress(conversation);
1390
1391
1392        if (account.isOnlineAndConnected() && !inProgressJoin) {
1393            switch (message.getEncryption()) {
1394                case Message.ENCRYPTION_NONE:
1395                    if (message.needsUploading()) {
1396                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1397                                || conversation.getMode() == Conversation.MODE_MULTI
1398                                || message.fixCounterpart()) {
1399                            this.sendFileMessage(message, delay);
1400                        } else {
1401                            break;
1402                        }
1403                    } else {
1404                        packet = mMessageGenerator.generateChat(message);
1405                    }
1406                    break;
1407                case Message.ENCRYPTION_PGP:
1408                case Message.ENCRYPTION_DECRYPTED:
1409                    if (message.needsUploading()) {
1410                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1411                                || conversation.getMode() == Conversation.MODE_MULTI
1412                                || message.fixCounterpart()) {
1413                            this.sendFileMessage(message, delay);
1414                        } else {
1415                            break;
1416                        }
1417                    } else {
1418                        packet = mMessageGenerator.generatePgpChat(message);
1419                    }
1420                    break;
1421                case Message.ENCRYPTION_AXOLOTL:
1422                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1423                    if (message.needsUploading()) {
1424                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1425                                || conversation.getMode() == Conversation.MODE_MULTI
1426                                || message.fixCounterpart()) {
1427                            this.sendFileMessage(message, delay);
1428                        } else {
1429                            break;
1430                        }
1431                    } else {
1432                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1433                        if (axolotlMessage == null) {
1434                            account.getAxolotlService().preparePayloadMessage(message, delay);
1435                        } else {
1436                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1437                        }
1438                    }
1439                    break;
1440
1441            }
1442            if (packet != null) {
1443                if (account.getXmppConnection().getFeatures().sm()
1444                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1445                    message.setStatus(Message.STATUS_UNSEND);
1446                } else {
1447                    message.setStatus(Message.STATUS_SEND);
1448                }
1449            }
1450        } else {
1451            switch (message.getEncryption()) {
1452                case Message.ENCRYPTION_DECRYPTED:
1453                    if (!message.needsUploading()) {
1454                        String pgpBody = message.getEncryptedBody();
1455                        String decryptedBody = message.getBody();
1456                        message.setBody(pgpBody); //TODO might throw NPE
1457                        message.setEncryption(Message.ENCRYPTION_PGP);
1458                        if (message.edited()) {
1459                            message.setBody(decryptedBody);
1460                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1461                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1462                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1463                            }
1464                            updateConversationUi();
1465                            return;
1466                        } else {
1467                            databaseBackend.createMessage(message);
1468                            saveInDb = false;
1469                            message.setBody(decryptedBody);
1470                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1471                        }
1472                    }
1473                    break;
1474                case Message.ENCRYPTION_AXOLOTL:
1475                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1476                    break;
1477            }
1478        }
1479
1480
1481        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1482        if (mucMessage) {
1483            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1484        }
1485
1486        if (resend) {
1487            if (packet != null && addToConversation) {
1488                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1489                    markMessage(message, Message.STATUS_UNSEND);
1490                } else {
1491                    markMessage(message, Message.STATUS_SEND);
1492                }
1493            }
1494        } else {
1495            if (addToConversation) {
1496                conversation.add(message);
1497            }
1498            if (saveInDb) {
1499                databaseBackend.createMessage(message);
1500            } else if (message.edited()) {
1501                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1502                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1503                }
1504            }
1505            updateConversationUi();
1506        }
1507        if (packet != null) {
1508            if (delay) {
1509                mMessageGenerator.addDelay(packet, message.getTimeSent());
1510            }
1511            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1512                if (this.sendChatStates()) {
1513                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1514                }
1515            }
1516            sendMessagePacket(account, packet);
1517        }
1518    }
1519
1520    private boolean isJoinInProgress(final Conversation conversation) {
1521        final Account account = conversation.getAccount();
1522        synchronized (account.inProgressConferenceJoins) {
1523            if (conversation.getMode() == Conversational.MODE_MULTI) {
1524                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1525                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1526                final boolean inProgressJoin = inProgress || pending;
1527                if (inProgressJoin) {
1528                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1529                }
1530                return inProgressJoin;
1531            } else {
1532                return false;
1533            }
1534        }
1535    }
1536
1537    private void sendUnsentMessages(final Conversation conversation) {
1538        conversation.findWaitingMessages(message -> resendMessage(message, true));
1539    }
1540
1541    public void resendMessage(final Message message, final boolean delay) {
1542        sendMessage(message, true, delay);
1543    }
1544
1545    public void fetchRosterFromServer(final Account account) {
1546        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1547        if (!"".equals(account.getRosterVersion())) {
1548            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1549                    + ": fetching roster version " + account.getRosterVersion());
1550        } else {
1551            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1552        }
1553        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1554        sendIqPacket(account, iqPacket, mIqParser);
1555    }
1556
1557    public void fetchBookmarks(final Account account) {
1558        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1559        final Element query = iqPacket.query("jabber:iq:private");
1560        query.addChild("storage", Namespace.BOOKMARKS);
1561        final OnIqPacketReceived callback = (a, response) -> {
1562            if (response.getType() == IqPacket.TYPE.RESULT) {
1563                final Element query1 = response.query();
1564                final Element storage = query1.findChild("storage", "storage:bookmarks");
1565                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1566                processBookmarksInitial(a, bookmarks, false);
1567            } else {
1568                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1569            }
1570        };
1571        sendIqPacket(account, iqPacket, callback);
1572    }
1573
1574    public void fetchBookmarks2(final Account account) {
1575        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1576        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1577            @Override
1578            public void onIqPacketReceived(final Account account, final IqPacket response) {
1579                if (response.getType() == IqPacket.TYPE.RESULT) {
1580                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1581                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1582                    processBookmarksInitial(account, bookmarks, true);
1583                }
1584            }
1585        });
1586    }
1587
1588    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1589        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1590        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1591        for (Bookmark bookmark : bookmarks.values()) {
1592            previousBookmarks.remove(bookmark.getJid().asBareJid());
1593            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1594        }
1595        if (pep && synchronizeWithBookmarks) {
1596            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1597            for (Jid jid : previousBookmarks) {
1598                processDeletedBookmark(account, jid);
1599            }
1600        }
1601        account.setBookmarks(bookmarks);
1602    }
1603
1604    public void processDeletedBookmark(Account account, Jid jid) {
1605        final Conversation conversation = find(account, jid);
1606        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1607            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1608            archiveConversation(conversation, false);
1609        }
1610    }
1611
1612    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1613        final Account account = bookmark.getAccount();
1614        Conversation conversation = find(bookmark);
1615        if (conversation != null) {
1616            if (conversation.getMode() != Conversation.MODE_MULTI) {
1617                return;
1618            }
1619            bookmark.setConversation(conversation);
1620            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1621                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1622                archiveConversation(conversation, false);
1623            } else {
1624                final MucOptions mucOptions = conversation.getMucOptions();
1625                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1626                    final String current = mucOptions.getActualNick();
1627                    final String proposed = mucOptions.getProposedNick();
1628                    if (current != null && !current.equals(proposed)) {
1629                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1630                        joinMuc(conversation);
1631                    }
1632                }
1633            }
1634        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1635            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1636            bookmark.setConversation(conversation);
1637        }
1638    }
1639
1640    public void processModifiedBookmark(Bookmark bookmark) {
1641        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1642        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1643    }
1644
1645    public void createBookmark(final Account account, final Bookmark bookmark) {
1646        account.putBookmark(bookmark);
1647        final XmppConnection connection = account.getXmppConnection();
1648        if (connection.getFeatures().bookmarks2()) {
1649            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1650            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1651        } else if (connection.getFeatures().bookmarksConversion()) {
1652            pushBookmarksPep(account);
1653        } else {
1654            pushBookmarksPrivateXml(account);
1655        }
1656    }
1657
1658    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1659        account.removeBookmark(bookmark);
1660        final XmppConnection connection = account.getXmppConnection();
1661        if (connection.getFeatures().bookmarks2()) {
1662            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1663            sendIqPacket(account, request, (a, response) -> {
1664                if (response.getType() == IqPacket.TYPE.ERROR) {
1665                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getError());
1666                }
1667            });
1668        } else if (connection.getFeatures().bookmarksConversion()) {
1669            pushBookmarksPep(account);
1670        } else {
1671            pushBookmarksPrivateXml(account);
1672        }
1673    }
1674
1675    private void pushBookmarksPrivateXml(Account account) {
1676        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1677        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1678        Element query = iqPacket.query("jabber:iq:private");
1679        Element storage = query.addChild("storage", "storage:bookmarks");
1680        for (Bookmark bookmark : account.getBookmarks()) {
1681            storage.addChild(bookmark);
1682        }
1683        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1684    }
1685
1686    private void pushBookmarksPep(Account account) {
1687        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1688        Element storage = new Element("storage", "storage:bookmarks");
1689        for (Bookmark bookmark : account.getBookmarks()) {
1690            storage.addChild(bookmark);
1691        }
1692        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, PublishOptions.persistentWhitelistAccess());
1693
1694    }
1695
1696    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final Bundle options) {
1697        pushNodeAndEnforcePublishOptions(account, node, element, null, options, true);
1698
1699    }
1700
1701    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1702        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1703
1704    }
1705
1706    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1707        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1708        sendIqPacket(account, packet, (a, response) -> {
1709            if (response.getType() == IqPacket.TYPE.RESULT) {
1710                return;
1711            }
1712            if (retry && PublishOptions.preconditionNotMet(response)) {
1713                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1714                    @Override
1715                    public void onPushSucceeded() {
1716                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1717                    }
1718
1719                    @Override
1720                    public void onPushFailed() {
1721                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1722                    }
1723                });
1724            } else {
1725                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + Boolean.toString(retry) + ") " + response);
1726            }
1727        });
1728    }
1729
1730    private void restoreFromDatabase() {
1731        synchronized (this.conversations) {
1732            final Map<String, Account> accountLookupTable = new Hashtable<>();
1733            for (Account account : this.accounts) {
1734                accountLookupTable.put(account.getUuid(), account);
1735            }
1736            Log.d(Config.LOGTAG, "restoring conversations...");
1737            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1738            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1739            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1740                Conversation conversation = iterator.next();
1741                Account account = accountLookupTable.get(conversation.getAccountUuid());
1742                if (account != null) {
1743                    conversation.setAccount(account);
1744                } else {
1745                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1746                    iterator.remove();
1747                }
1748            }
1749            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1750            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1751            Runnable runnable = () -> {
1752                long deletionDate = getAutomaticMessageDeletionDate();
1753                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1754                if (deletionDate > 0) {
1755                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1756                    databaseBackend.expireOldMessages(deletionDate);
1757                }
1758                Log.d(Config.LOGTAG, "restoring roster...");
1759                for (Account account : accounts) {
1760                    databaseBackend.readRoster(account.getRoster());
1761                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1762                }
1763                getBitmapCache().evictAll();
1764                loadPhoneContacts();
1765                Log.d(Config.LOGTAG, "restoring messages...");
1766                final long startMessageRestore = SystemClock.elapsedRealtime();
1767                final Conversation quickLoad = QuickLoader.get(this.conversations);
1768                if (quickLoad != null) {
1769                    restoreMessages(quickLoad);
1770                    updateConversationUi();
1771                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1772                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1773                }
1774                for (Conversation conversation : this.conversations) {
1775                    if (quickLoad != conversation) {
1776                        restoreMessages(conversation);
1777                    }
1778                }
1779                mNotificationService.finishBacklog(false);
1780                restoredFromDatabaseLatch.countDown();
1781                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1782                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1783                updateConversationUi();
1784            };
1785            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1786        }
1787    }
1788
1789    private void restoreMessages(Conversation conversation) {
1790        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1791        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1792        conversation.findUnreadMessages(message -> mNotificationService.pushFromBacklog(message));
1793    }
1794
1795    public void loadPhoneContacts() {
1796        mContactMergerExecutor.execute(() -> {
1797            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1798            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1799            for (Account account : accounts) {
1800                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1801                for (JabberIdContact jidContact : contacts.values()) {
1802                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1803                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1804                    if (needsCacheClean) {
1805                        getAvatarService().clear(contact);
1806                    }
1807                    withSystemAccounts.remove(contact);
1808                }
1809                for (Contact contact : withSystemAccounts) {
1810                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1811                    if (needsCacheClean) {
1812                        getAvatarService().clear(contact);
1813                    }
1814                }
1815            }
1816            Log.d(Config.LOGTAG, "finished merging phone contacts");
1817            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
1818            updateRosterUi();
1819            mQuickConversationsService.considerSync();
1820        });
1821    }
1822
1823
1824    public void syncRoster(final Account account) {
1825        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
1826    }
1827
1828    public List<Conversation> getConversations() {
1829        return this.conversations;
1830    }
1831
1832    private void markFileDeleted(final String path) {
1833        synchronized (FILENAMES_TO_IGNORE_DELETION) {
1834            if (FILENAMES_TO_IGNORE_DELETION.remove(path)) {
1835                Log.d(Config.LOGTAG, "ignored deletion of " + path);
1836                return;
1837            }
1838        }
1839        final File file = new File(path);
1840        final boolean isInternalFile = fileBackend.isInternalFile(file);
1841        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
1842        Log.d(Config.LOGTAG, "deleted file " + path + " internal=" + isInternalFile + ", database hits=" + uuids.size());
1843        markUuidsAsDeletedFiles(uuids);
1844    }
1845
1846    private void markUuidsAsDeletedFiles(List<String> uuids) {
1847        boolean deleted = false;
1848        for (Conversation conversation : getConversations()) {
1849            deleted |= conversation.markAsDeleted(uuids);
1850        }
1851        for (final String uuid : uuids) {
1852            evictPreview(uuid);
1853        }
1854        if (deleted) {
1855            updateConversationUi();
1856        }
1857    }
1858
1859    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
1860        boolean changed = false;
1861        for (Conversation conversation : getConversations()) {
1862            changed |= conversation.markAsChanged(infos);
1863        }
1864        if (changed) {
1865            updateConversationUi();
1866        }
1867    }
1868
1869    public void populateWithOrderedConversations(final List<Conversation> list) {
1870        populateWithOrderedConversations(list, true, true);
1871    }
1872
1873    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
1874        populateWithOrderedConversations(list, includeNoFileUpload, true);
1875    }
1876
1877    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
1878        final List<String> orderedUuids;
1879        if (sort) {
1880            orderedUuids = null;
1881        } else {
1882            orderedUuids = new ArrayList<>();
1883            for (Conversation conversation : list) {
1884                orderedUuids.add(conversation.getUuid());
1885            }
1886        }
1887        list.clear();
1888        if (includeNoFileUpload) {
1889            list.addAll(getConversations());
1890        } else {
1891            for (Conversation conversation : getConversations()) {
1892                if (conversation.getMode() == Conversation.MODE_SINGLE
1893                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
1894                    list.add(conversation);
1895                }
1896            }
1897        }
1898        try {
1899            if (orderedUuids != null) {
1900                Collections.sort(list, (a, b) -> {
1901                    final int indexA = orderedUuids.indexOf(a.getUuid());
1902                    final int indexB = orderedUuids.indexOf(b.getUuid());
1903                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
1904                        return a.compareTo(b);
1905                    }
1906                    return indexA - indexB;
1907                });
1908            } else {
1909                Collections.sort(list);
1910            }
1911        } catch (IllegalArgumentException e) {
1912            //ignore
1913        }
1914    }
1915
1916    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
1917        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
1918            return;
1919        } else if (timestamp == 0) {
1920            return;
1921        }
1922        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
1923        final Runnable runnable = () -> {
1924            final Account account = conversation.getAccount();
1925            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
1926            if (messages.size() > 0) {
1927                conversation.addAll(0, messages);
1928                callback.onMoreMessagesLoaded(messages.size(), conversation);
1929            } else if (conversation.hasMessagesLeftOnServer()
1930                    && account.isOnlineAndConnected()
1931                    && conversation.getLastClearHistory().getTimestamp() == 0) {
1932                final boolean mamAvailable;
1933                if (conversation.getMode() == Conversation.MODE_SINGLE) {
1934                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
1935                } else {
1936                    mamAvailable = conversation.getMucOptions().mamSupport();
1937                }
1938                if (mamAvailable) {
1939                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
1940                    if (query != null) {
1941                        query.setCallback(callback);
1942                        callback.informUser(R.string.fetching_history_from_server);
1943                    } else {
1944                        callback.informUser(R.string.not_fetching_history_retention_period);
1945                    }
1946
1947                }
1948            }
1949        };
1950        mDatabaseReaderExecutor.execute(runnable);
1951    }
1952
1953    public List<Account> getAccounts() {
1954        return this.accounts;
1955    }
1956
1957
1958    /**
1959     * This will find all conferences with the contact as member and also the conference that is the contact (that 'fake' contact is used to store the avatar)
1960     */
1961    public List<Conversation> findAllConferencesWith(Contact contact) {
1962        final ArrayList<Conversation> results = new ArrayList<>();
1963        for (final Conversation c : conversations) {
1964            if (c.getMode() != Conversation.MODE_MULTI) {
1965                continue;
1966            }
1967            final MucOptions mucOptions = c.getMucOptions();
1968            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
1969                results.add(c);
1970            }
1971        }
1972        return results;
1973    }
1974
1975    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
1976        for (final Conversation conversation : haystack) {
1977            if (conversation.getContact() == contact) {
1978                return conversation;
1979            }
1980        }
1981        return null;
1982    }
1983
1984    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
1985        if (jid == null) {
1986            return null;
1987        }
1988        for (final Conversation conversation : haystack) {
1989            if ((account == null || conversation.getAccount() == account)
1990                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
1991                return conversation;
1992            }
1993        }
1994        return null;
1995    }
1996
1997    public boolean isConversationsListEmpty(final Conversation ignore) {
1998        synchronized (this.conversations) {
1999            final int size = this.conversations.size();
2000            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2001        }
2002    }
2003
2004    public boolean isConversationStillOpen(final Conversation conversation) {
2005        synchronized (this.conversations) {
2006            for (Conversation current : this.conversations) {
2007                if (current == conversation) {
2008                    return true;
2009                }
2010            }
2011        }
2012        return false;
2013    }
2014
2015    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2016        return this.findOrCreateConversation(account, jid, muc, false, async);
2017    }
2018
2019    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2020        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2021    }
2022
2023    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2024        synchronized (this.conversations) {
2025            Conversation conversation = find(account, jid);
2026            if (conversation != null) {
2027                return conversation;
2028            }
2029            conversation = databaseBackend.findConversation(account, jid);
2030            final boolean loadMessagesFromDb;
2031            if (conversation != null) {
2032                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2033                conversation.setAccount(account);
2034                if (muc) {
2035                    conversation.setMode(Conversation.MODE_MULTI);
2036                    conversation.setContactJid(jid);
2037                } else {
2038                    conversation.setMode(Conversation.MODE_SINGLE);
2039                    conversation.setContactJid(jid.asBareJid());
2040                }
2041                databaseBackend.updateConversation(conversation);
2042                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2043            } else {
2044                String conversationName;
2045                Contact contact = account.getRoster().getContact(jid);
2046                if (contact != null) {
2047                    conversationName = contact.getDisplayName();
2048                } else {
2049                    conversationName = jid.getLocal();
2050                }
2051                if (muc) {
2052                    conversation = new Conversation(conversationName, account, jid,
2053                            Conversation.MODE_MULTI);
2054                } else {
2055                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2056                            Conversation.MODE_SINGLE);
2057                }
2058                this.databaseBackend.createConversation(conversation);
2059                loadMessagesFromDb = false;
2060            }
2061            final Conversation c = conversation;
2062            final Runnable runnable = () -> {
2063                if (loadMessagesFromDb) {
2064                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2065                    updateConversationUi();
2066                    c.messagesLoaded.set(true);
2067                }
2068                if (account.getXmppConnection() != null
2069                        && !c.getContact().isBlocked()
2070                        && account.getXmppConnection().getFeatures().mam()
2071                        && !muc) {
2072                    if (query == null) {
2073                        mMessageArchiveService.query(c);
2074                    } else {
2075                        if (query.getConversation() == null) {
2076                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2077                        }
2078                    }
2079                }
2080                if (joinAfterCreate) {
2081                    joinMuc(c);
2082                }
2083            };
2084            if (async) {
2085                mDatabaseReaderExecutor.execute(runnable);
2086            } else {
2087                runnable.run();
2088            }
2089            this.conversations.add(conversation);
2090            updateConversationUi();
2091            return conversation;
2092        }
2093    }
2094
2095    public void archiveConversation(Conversation conversation) {
2096        archiveConversation(conversation, true);
2097    }
2098
2099    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2100        getNotificationService().clear(conversation);
2101        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2102        conversation.setNextMessage(null);
2103        synchronized (this.conversations) {
2104            getMessageArchiveService().kill(conversation);
2105            if (conversation.getMode() == Conversation.MODE_MULTI) {
2106                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2107                    final Bookmark bookmark = conversation.getBookmark();
2108                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2109                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2110                            Account account = bookmark.getAccount();
2111                            bookmark.setConversation(null);
2112                            deleteBookmark(account, bookmark);
2113                        } else if (bookmark.autojoin()) {
2114                            bookmark.setAutojoin(false);
2115                            createBookmark(bookmark.getAccount(), bookmark);
2116                        }
2117                    }
2118                }
2119                if (conversation.getMucOptions().push()) {
2120                    disableDirectMucPush(conversation);
2121                    mPushManagementService.disablePushOnServer(conversation);
2122                }
2123                leaveMuc(conversation);
2124            } else {
2125                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2126                    stopPresenceUpdatesTo(conversation.getContact());
2127                }
2128            }
2129            updateConversation(conversation);
2130            this.conversations.remove(conversation);
2131            updateConversationUi();
2132        }
2133    }
2134
2135    public void stopPresenceUpdatesTo(Contact contact) {
2136        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2137        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2138        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2139    }
2140
2141    public void createAccount(final Account account) {
2142        account.initAccountServices(this);
2143        databaseBackend.createAccount(account);
2144        this.accounts.add(account);
2145        this.reconnectAccountInBackground(account);
2146        updateAccountUi();
2147        syncEnabledAccountSetting();
2148        toggleForegroundService();
2149    }
2150
2151    private void syncEnabledAccountSetting() {
2152        final boolean hasEnabledAccounts = hasEnabledAccounts();
2153        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2154        toggleSetProfilePictureActivity(hasEnabledAccounts);
2155    }
2156
2157    private void toggleSetProfilePictureActivity(final boolean enabled) {
2158        try {
2159            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2160            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2161            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2162        } catch (IllegalStateException e) {
2163            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2164        }
2165    }
2166
2167    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2168        new Thread(() -> {
2169            try {
2170                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2171                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2172                if (cert == null) {
2173                    callback.informUser(R.string.unable_to_parse_certificate);
2174                    return;
2175                }
2176                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2177                if (info == null) {
2178                    callback.informUser(R.string.certificate_does_not_contain_jid);
2179                    return;
2180                }
2181                if (findAccountByJid(info.first) == null) {
2182                    Account account = new Account(info.first, "");
2183                    account.setPrivateKeyAlias(alias);
2184                    account.setOption(Account.OPTION_DISABLED, true);
2185                    account.setDisplayName(info.second);
2186                    createAccount(account);
2187                    callback.onAccountCreated(account);
2188                    if (Config.X509_VERIFICATION) {
2189                        try {
2190                            getMemorizingTrustManager().getNonInteractive(account.getJid().getDomain()).checkClientTrusted(chain, "RSA");
2191                        } catch (CertificateException e) {
2192                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2193                        }
2194                    }
2195                } else {
2196                    callback.informUser(R.string.account_already_exists);
2197                }
2198            } catch (Exception e) {
2199                e.printStackTrace();
2200                callback.informUser(R.string.unable_to_parse_certificate);
2201            }
2202        }).start();
2203
2204    }
2205
2206    public void updateKeyInAccount(final Account account, final String alias) {
2207        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2208        try {
2209            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2210            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2211            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2212            if (info == null) {
2213                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2214                return;
2215            }
2216            if (account.getJid().asBareJid().equals(info.first)) {
2217                account.setPrivateKeyAlias(alias);
2218                account.setDisplayName(info.second);
2219                databaseBackend.updateAccount(account);
2220                if (Config.X509_VERIFICATION) {
2221                    try {
2222                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2223                    } catch (CertificateException e) {
2224                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2225                    }
2226                    account.getAxolotlService().regenerateKeys(true);
2227                }
2228            } else {
2229                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2230            }
2231        } catch (Exception e) {
2232            e.printStackTrace();
2233        }
2234    }
2235
2236    public boolean updateAccount(final Account account) {
2237        if (databaseBackend.updateAccount(account)) {
2238            account.setShowErrorNotification(true);
2239            this.statusListener.onStatusChanged(account);
2240            databaseBackend.updateAccount(account);
2241            reconnectAccountInBackground(account);
2242            updateAccountUi();
2243            getNotificationService().updateErrorNotification();
2244            toggleForegroundService();
2245            syncEnabledAccountSetting();
2246            mChannelDiscoveryService.cleanCache();
2247            return true;
2248        } else {
2249            return false;
2250        }
2251    }
2252
2253    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2254        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2255        sendIqPacket(account, iq, (a, packet) -> {
2256            if (packet.getType() == IqPacket.TYPE.RESULT) {
2257                a.setPassword(newPassword);
2258                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2259                databaseBackend.updateAccount(a);
2260                callback.onPasswordChangeSucceeded();
2261            } else {
2262                callback.onPasswordChangeFailed();
2263            }
2264        });
2265    }
2266
2267    public void deleteAccount(final Account account) {
2268        final boolean connected = account.getStatus() == Account.State.ONLINE;
2269        synchronized (this.conversations) {
2270            if (connected) {
2271                account.getAxolotlService().deleteOmemoIdentity();
2272            }
2273            for (final Conversation conversation : conversations) {
2274                if (conversation.getAccount() == account) {
2275                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2276                        if (connected) {
2277                            leaveMuc(conversation);
2278                        }
2279                    }
2280                    conversations.remove(conversation);
2281                    mNotificationService.clear(conversation);
2282                }
2283            }
2284            if (account.getXmppConnection() != null) {
2285                new Thread(() -> disconnect(account, !connected)).start();
2286            }
2287            final Runnable runnable = () -> {
2288                if (!databaseBackend.deleteAccount(account)) {
2289                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2290                }
2291            };
2292            mDatabaseWriterExecutor.execute(runnable);
2293            this.accounts.remove(account);
2294            this.mRosterSyncTaskManager.clear(account);
2295            updateAccountUi();
2296            mNotificationService.updateErrorNotification();
2297            syncEnabledAccountSetting();
2298            toggleForegroundService();
2299        }
2300    }
2301
2302    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2303        final boolean remainingListeners;
2304        synchronized (LISTENER_LOCK) {
2305            remainingListeners = checkListeners();
2306            if (!this.mOnConversationUpdates.add(listener)) {
2307                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2308            }
2309            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2310        }
2311        if (remainingListeners) {
2312            switchToForeground();
2313        }
2314    }
2315
2316    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2317        final boolean remainingListeners;
2318        synchronized (LISTENER_LOCK) {
2319            this.mOnConversationUpdates.remove(listener);
2320            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2321            remainingListeners = checkListeners();
2322        }
2323        if (remainingListeners) {
2324            switchToBackground();
2325        }
2326    }
2327
2328    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2329        final boolean remainingListeners;
2330        synchronized (LISTENER_LOCK) {
2331            remainingListeners = checkListeners();
2332            if (!this.mOnShowErrorToasts.add(listener)) {
2333                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2334            }
2335        }
2336        if (remainingListeners) {
2337            switchToForeground();
2338        }
2339    }
2340
2341    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2342        final boolean remainingListeners;
2343        synchronized (LISTENER_LOCK) {
2344            this.mOnShowErrorToasts.remove(onShowErrorToast);
2345            remainingListeners = checkListeners();
2346        }
2347        if (remainingListeners) {
2348            switchToBackground();
2349        }
2350    }
2351
2352    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2353        final boolean remainingListeners;
2354        synchronized (LISTENER_LOCK) {
2355            remainingListeners = checkListeners();
2356            if (!this.mOnAccountUpdates.add(listener)) {
2357                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2358            }
2359        }
2360        if (remainingListeners) {
2361            switchToForeground();
2362        }
2363    }
2364
2365    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2366        final boolean remainingListeners;
2367        synchronized (LISTENER_LOCK) {
2368            this.mOnAccountUpdates.remove(listener);
2369            remainingListeners = checkListeners();
2370        }
2371        if (remainingListeners) {
2372            switchToBackground();
2373        }
2374    }
2375
2376    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2377        final boolean remainingListeners;
2378        synchronized (LISTENER_LOCK) {
2379            remainingListeners = checkListeners();
2380            if (!this.mOnCaptchaRequested.add(listener)) {
2381                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2382            }
2383        }
2384        if (remainingListeners) {
2385            switchToForeground();
2386        }
2387    }
2388
2389    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2390        final boolean remainingListeners;
2391        synchronized (LISTENER_LOCK) {
2392            this.mOnCaptchaRequested.remove(listener);
2393            remainingListeners = checkListeners();
2394        }
2395        if (remainingListeners) {
2396            switchToBackground();
2397        }
2398    }
2399
2400    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2401        final boolean remainingListeners;
2402        synchronized (LISTENER_LOCK) {
2403            remainingListeners = checkListeners();
2404            if (!this.mOnRosterUpdates.add(listener)) {
2405                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2406            }
2407        }
2408        if (remainingListeners) {
2409            switchToForeground();
2410        }
2411    }
2412
2413    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2414        final boolean remainingListeners;
2415        synchronized (LISTENER_LOCK) {
2416            this.mOnRosterUpdates.remove(listener);
2417            remainingListeners = checkListeners();
2418        }
2419        if (remainingListeners) {
2420            switchToBackground();
2421        }
2422    }
2423
2424    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2425        final boolean remainingListeners;
2426        synchronized (LISTENER_LOCK) {
2427            remainingListeners = checkListeners();
2428            if (!this.mOnUpdateBlocklist.add(listener)) {
2429                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2430            }
2431        }
2432        if (remainingListeners) {
2433            switchToForeground();
2434        }
2435    }
2436
2437    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2438        final boolean remainingListeners;
2439        synchronized (LISTENER_LOCK) {
2440            this.mOnUpdateBlocklist.remove(listener);
2441            remainingListeners = checkListeners();
2442        }
2443        if (remainingListeners) {
2444            switchToBackground();
2445        }
2446    }
2447
2448    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2449        final boolean remainingListeners;
2450        synchronized (LISTENER_LOCK) {
2451            remainingListeners = checkListeners();
2452            if (!this.mOnKeyStatusUpdated.add(listener)) {
2453                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2454            }
2455        }
2456        if (remainingListeners) {
2457            switchToForeground();
2458        }
2459    }
2460
2461    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2462        final boolean remainingListeners;
2463        synchronized (LISTENER_LOCK) {
2464            this.mOnKeyStatusUpdated.remove(listener);
2465            remainingListeners = checkListeners();
2466        }
2467        if (remainingListeners) {
2468            switchToBackground();
2469        }
2470    }
2471
2472    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2473        final boolean remainingListeners;
2474        synchronized (LISTENER_LOCK) {
2475            remainingListeners = checkListeners();
2476            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2477                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2478            }
2479        }
2480        if (remainingListeners) {
2481            switchToForeground();
2482        }
2483    }
2484
2485    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2486        final boolean remainingListeners;
2487        synchronized (LISTENER_LOCK) {
2488            this.onJingleRtpConnectionUpdate.remove(listener);
2489            remainingListeners = checkListeners();
2490        }
2491        if (remainingListeners) {
2492            switchToBackground();
2493        }
2494    }
2495
2496    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2497        final boolean remainingListeners;
2498        synchronized (LISTENER_LOCK) {
2499            remainingListeners = checkListeners();
2500            if (!this.mOnMucRosterUpdate.add(listener)) {
2501                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2502            }
2503        }
2504        if (remainingListeners) {
2505            switchToForeground();
2506        }
2507    }
2508
2509    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2510        final boolean remainingListeners;
2511        synchronized (LISTENER_LOCK) {
2512            this.mOnMucRosterUpdate.remove(listener);
2513            remainingListeners = checkListeners();
2514        }
2515        if (remainingListeners) {
2516            switchToBackground();
2517        }
2518    }
2519
2520    public boolean checkListeners() {
2521        return (this.mOnAccountUpdates.size() == 0
2522                && this.mOnConversationUpdates.size() == 0
2523                && this.mOnRosterUpdates.size() == 0
2524                && this.mOnCaptchaRequested.size() == 0
2525                && this.mOnMucRosterUpdate.size() == 0
2526                && this.mOnUpdateBlocklist.size() == 0
2527                && this.mOnShowErrorToasts.size() == 0
2528                && this.onJingleRtpConnectionUpdate.size() == 0
2529                && this.mOnKeyStatusUpdated.size() == 0);
2530    }
2531
2532    private void switchToForeground() {
2533        final boolean broadcastLastActivity = broadcastLastActivity();
2534        for (Conversation conversation : getConversations()) {
2535            if (conversation.getMode() == Conversation.MODE_MULTI) {
2536                conversation.getMucOptions().resetChatState();
2537            } else {
2538                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2539            }
2540        }
2541        for (Account account : getAccounts()) {
2542            if (account.getStatus() == Account.State.ONLINE) {
2543                account.deactivateGracePeriod();
2544                final XmppConnection connection = account.getXmppConnection();
2545                if (connection != null) {
2546                    if (connection.getFeatures().csi()) {
2547                        connection.sendActive();
2548                    }
2549                    if (broadcastLastActivity) {
2550                        sendPresence(account, false); //send new presence but don't include idle because we are not
2551                    }
2552                }
2553            }
2554        }
2555        Log.d(Config.LOGTAG, "app switched into foreground");
2556    }
2557
2558    private void switchToBackground() {
2559        final boolean broadcastLastActivity = broadcastLastActivity();
2560        if (broadcastLastActivity) {
2561            mLastActivity = System.currentTimeMillis();
2562            final SharedPreferences.Editor editor = getPreferences().edit();
2563            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2564            editor.apply();
2565        }
2566        for (Account account : getAccounts()) {
2567            if (account.getStatus() == Account.State.ONLINE) {
2568                XmppConnection connection = account.getXmppConnection();
2569                if (connection != null) {
2570                    if (broadcastLastActivity) {
2571                        sendPresence(account, true);
2572                    }
2573                    if (connection.getFeatures().csi()) {
2574                        connection.sendInactive();
2575                    }
2576                }
2577            }
2578        }
2579        this.mNotificationService.setIsInForeground(false);
2580        Log.d(Config.LOGTAG, "app switched into background");
2581    }
2582
2583    private void connectMultiModeConversations(Account account) {
2584        List<Conversation> conversations = getConversations();
2585        for (Conversation conversation : conversations) {
2586            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2587                joinMuc(conversation);
2588            }
2589        }
2590    }
2591
2592    public void mucSelfPingAndRejoin(final Conversation conversation) {
2593        final Account account = conversation.getAccount();
2594        synchronized (account.inProgressConferenceJoins) {
2595            if (account.inProgressConferenceJoins.contains(conversation)) {
2596                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2597                return;
2598            }
2599        }
2600        synchronized (account.inProgressConferencePings) {
2601            if (!account.inProgressConferencePings.add(conversation)) {
2602                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2603                return;
2604            }
2605        }
2606        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2607        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2608        ping.setTo(self);
2609        ping.addChild("ping", Namespace.PING);
2610        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2611            if (response.getType() == IqPacket.TYPE.ERROR) {
2612                Element error = response.findChild("error");
2613                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2614                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2615                } else {
2616                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2617                    joinMuc(conversation);
2618                }
2619            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2620                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2621            }
2622            synchronized (account.inProgressConferencePings) {
2623                account.inProgressConferencePings.remove(conversation);
2624            }
2625        });
2626    }
2627
2628    public void joinMuc(Conversation conversation) {
2629        joinMuc(conversation, null, false);
2630    }
2631
2632    public void joinMuc(Conversation conversation, boolean followedInvite) {
2633        joinMuc(conversation, null, followedInvite);
2634    }
2635
2636    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2637        joinMuc(conversation, onConferenceJoined, false);
2638    }
2639
2640    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2641        final Account account = conversation.getAccount();
2642        synchronized (account.pendingConferenceJoins) {
2643            account.pendingConferenceJoins.remove(conversation);
2644        }
2645        synchronized (account.pendingConferenceLeaves) {
2646            account.pendingConferenceLeaves.remove(conversation);
2647        }
2648        if (account.getStatus() == Account.State.ONLINE) {
2649            synchronized (account.inProgressConferenceJoins) {
2650                account.inProgressConferenceJoins.add(conversation);
2651            }
2652            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2653                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2654            }
2655            conversation.resetMucOptions();
2656            if (onConferenceJoined != null) {
2657                conversation.getMucOptions().flagNoAutoPushConfiguration();
2658            }
2659            conversation.setHasMessagesLeftOnServer(false);
2660            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2661
2662                private void join(Conversation conversation) {
2663                    Account account = conversation.getAccount();
2664                    final MucOptions mucOptions = conversation.getMucOptions();
2665
2666                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2667                        synchronized (account.inProgressConferenceJoins) {
2668                            account.inProgressConferenceJoins.remove(conversation);
2669                        }
2670                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2671                        updateConversationUi();
2672                        if (onConferenceJoined != null) {
2673                            onConferenceJoined.onConferenceJoined(conversation);
2674                        }
2675                        return;
2676                    }
2677
2678                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2679                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2680                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2681                    packet.setTo(joinJid);
2682                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2683                    if (conversation.getMucOptions().getPassword() != null) {
2684                        x.addChild("password").setContent(mucOptions.getPassword());
2685                    }
2686
2687                    if (mucOptions.mamSupport()) {
2688                        // Use MAM instead of the limited muc history to get history
2689                        x.addChild("history").setAttribute("maxchars", "0");
2690                    } else {
2691                        // Fallback to muc history
2692                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2693                    }
2694                    sendPresencePacket(account, packet);
2695                    if (onConferenceJoined != null) {
2696                        onConferenceJoined.onConferenceJoined(conversation);
2697                    }
2698                    if (!joinJid.equals(conversation.getJid())) {
2699                        conversation.setContactJid(joinJid);
2700                        databaseBackend.updateConversation(conversation);
2701                    }
2702
2703                    if (mucOptions.mamSupport()) {
2704                        getMessageArchiveService().catchupMUC(conversation);
2705                    }
2706                    if (mucOptions.isPrivateAndNonAnonymous()) {
2707                        fetchConferenceMembers(conversation);
2708
2709                        if (followedInvite) {
2710                            final Bookmark bookmark = conversation.getBookmark();
2711                            if (bookmark != null) {
2712                                if (!bookmark.autojoin()) {
2713                                    bookmark.setAutojoin(true);
2714                                    createBookmark(account, bookmark);
2715                                }
2716                            } else {
2717                                saveConversationAsBookmark(conversation, null);
2718                            }
2719                        }
2720                    }
2721                    if (mucOptions.push()) {
2722                        enableMucPush(conversation);
2723                    }
2724                    synchronized (account.inProgressConferenceJoins) {
2725                        account.inProgressConferenceJoins.remove(conversation);
2726                        sendUnsentMessages(conversation);
2727                    }
2728                }
2729
2730                @Override
2731                public void onConferenceConfigurationFetched(Conversation conversation) {
2732                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2733                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2734                        return;
2735                    }
2736                    join(conversation);
2737                }
2738
2739                @Override
2740                public void onFetchFailed(final Conversation conversation, Element error) {
2741                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2742                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2743
2744                        return;
2745                    }
2746                    if (error != null && "remote-server-not-found".equals(error.getName())) {
2747                        synchronized (account.inProgressConferenceJoins) {
2748                            account.inProgressConferenceJoins.remove(conversation);
2749                        }
2750                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2751                        updateConversationUi();
2752                    } else {
2753                        join(conversation);
2754                        fetchConferenceConfiguration(conversation);
2755                    }
2756                }
2757            });
2758            updateConversationUi();
2759        } else {
2760            synchronized (account.pendingConferenceJoins) {
2761                account.pendingConferenceJoins.add(conversation);
2762            }
2763            conversation.resetMucOptions();
2764            conversation.setHasMessagesLeftOnServer(false);
2765            updateConversationUi();
2766        }
2767    }
2768
2769    private void enableDirectMucPush(final Conversation conversation) {
2770        final Account account = conversation.getAccount();
2771        final Jid room = conversation.getJid().asBareJid();
2772        final IqPacket enable = mIqGenerator.enablePush(conversation.getAccount().getJid(), conversation.getUuid(), null);
2773        enable.setTo(room);
2774        sendIqPacket(account, enable, (a, response) -> {
2775            if (response.getType() == IqPacket.TYPE.RESULT) {
2776                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": enabled direct push for muc " + room);
2777            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2778                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to enable direct push for muc " + room + " " + response.getError());
2779            }
2780        });
2781    }
2782
2783    private void enableMucPush(final Conversation conversation) {
2784        enableDirectMucPush(conversation);
2785        mPushManagementService.registerPushTokenOnServer(conversation);
2786    }
2787
2788    private void disableDirectMucPush(final Conversation conversation) {
2789        final Account account = conversation.getAccount();
2790        final Jid room = conversation.getJid().asBareJid();
2791        final IqPacket disable = mIqGenerator.disablePush(conversation.getAccount().getJid(), conversation.getUuid());
2792        disable.setTo(room);
2793        sendIqPacket(account, disable, (a, response) -> {
2794            if (response.getType() == IqPacket.TYPE.RESULT) {
2795                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": disabled direct push for muc " + room);
2796            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2797                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to disable direct push for muc " + room + " " + response.getError());
2798            }
2799        });
2800    }
2801
2802    private void fetchConferenceMembers(final Conversation conversation) {
2803        final Account account = conversation.getAccount();
2804        final AxolotlService axolotlService = account.getAxolotlService();
2805        final String[] affiliations = {"member", "admin", "owner"};
2806        OnIqPacketReceived callback = new OnIqPacketReceived() {
2807
2808            private int i = 0;
2809            private boolean success = true;
2810
2811            @Override
2812            public void onIqPacketReceived(Account account, IqPacket packet) {
2813                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2814                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2815                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2816                    for (Element child : query.getChildren()) {
2817                        if ("item".equals(child.getName())) {
2818                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2819                            if (!user.realJidMatchesAccount()) {
2820                                boolean isNew = conversation.getMucOptions().updateUser(user);
2821                                Contact contact = user.getContact();
2822                                if (omemoEnabled
2823                                        && isNew
2824                                        && user.getRealJid() != null
2825                                        && (contact == null || !contact.mutualPresenceSubscription())
2826                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2827                                    axolotlService.fetchDeviceIds(user.getRealJid());
2828                                }
2829                            }
2830                        }
2831                    }
2832                } else {
2833                    success = false;
2834                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2835                }
2836                ++i;
2837                if (i >= affiliations.length) {
2838                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2839                    if (success) {
2840                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2841                        boolean changed = false;
2842                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
2843                            Jid jid = iterator.next();
2844                            if (!members.contains(jid) && !members.contains(Jid.ofDomain(jid.getDomain()))) {
2845                                iterator.remove();
2846                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
2847                                changed = true;
2848                            }
2849                        }
2850                        if (changed) {
2851                            conversation.setAcceptedCryptoTargets(cryptoTargets);
2852                            updateConversation(conversation);
2853                        }
2854                    }
2855                    getAvatarService().clear(conversation);
2856                    updateMucRosterUi();
2857                    updateConversationUi();
2858                }
2859            }
2860        };
2861        for (String affiliation : affiliations) {
2862            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
2863        }
2864        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
2865    }
2866
2867    public void providePasswordForMuc(Conversation conversation, String password) {
2868        if (conversation.getMode() == Conversation.MODE_MULTI) {
2869            conversation.getMucOptions().setPassword(password);
2870            if (conversation.getBookmark() != null) {
2871                final Bookmark bookmark = conversation.getBookmark();
2872                if (synchronizeWithBookmarks()) {
2873                    bookmark.setAutojoin(true);
2874                }
2875                createBookmark(conversation.getAccount(), bookmark);
2876            }
2877            updateConversation(conversation);
2878            joinMuc(conversation);
2879        }
2880    }
2881
2882    private boolean hasEnabledAccounts() {
2883        if (this.accounts == null) {
2884            return false;
2885        }
2886        for (Account account : this.accounts) {
2887            if (account.isEnabled()) {
2888                return true;
2889            }
2890        }
2891        return false;
2892    }
2893
2894
2895    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
2896        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
2897    }
2898
2899    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2900        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
2901    }
2902
2903
2904    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2905        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
2906    }
2907
2908    public void persistSelfNick(MucOptions.User self) {
2909        final Conversation conversation = self.getConversation();
2910        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
2911        Jid full = self.getFullJid();
2912        if (!full.equals(conversation.getJid())) {
2913            Log.d(Config.LOGTAG, "nick changed. updating");
2914            conversation.setContactJid(full);
2915            databaseBackend.updateConversation(conversation);
2916        }
2917
2918        final Bookmark bookmark = conversation.getBookmark();
2919        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
2920        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
2921            final Account account = conversation.getAccount();
2922            final String defaultNick = MucOptions.defaultNick(account);
2923            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
2924                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
2925                return;
2926            }
2927            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
2928            bookmark.setNick(full.getResource());
2929            createBookmark(bookmark.getAccount(), bookmark);
2930        }
2931    }
2932
2933    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
2934        final MucOptions options = conversation.getMucOptions();
2935        final Jid joinJid = options.createJoinJid(nick);
2936        if (joinJid == null) {
2937            return false;
2938        }
2939        if (options.online()) {
2940            Account account = conversation.getAccount();
2941            options.setOnRenameListener(new OnRenameListener() {
2942
2943                @Override
2944                public void onSuccess() {
2945                    callback.success(conversation);
2946                }
2947
2948                @Override
2949                public void onFailure() {
2950                    callback.error(R.string.nick_in_use, conversation);
2951                }
2952            });
2953
2954            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
2955            packet.setTo(joinJid);
2956            sendPresencePacket(account, packet);
2957        } else {
2958            conversation.setContactJid(joinJid);
2959            databaseBackend.updateConversation(conversation);
2960            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2961                Bookmark bookmark = conversation.getBookmark();
2962                if (bookmark != null) {
2963                    bookmark.setNick(nick);
2964                    createBookmark(bookmark.getAccount(), bookmark);
2965                }
2966                joinMuc(conversation);
2967            }
2968        }
2969        return true;
2970    }
2971
2972    public void leaveMuc(Conversation conversation) {
2973        leaveMuc(conversation, false);
2974    }
2975
2976    private void leaveMuc(Conversation conversation, boolean now) {
2977        final Account account = conversation.getAccount();
2978        synchronized (account.pendingConferenceJoins) {
2979            account.pendingConferenceJoins.remove(conversation);
2980        }
2981        synchronized (account.pendingConferenceLeaves) {
2982            account.pendingConferenceLeaves.remove(conversation);
2983        }
2984        if (account.getStatus() == Account.State.ONLINE || now) {
2985            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
2986            conversation.getMucOptions().setOffline();
2987            Bookmark bookmark = conversation.getBookmark();
2988            if (bookmark != null) {
2989                bookmark.setConversation(null);
2990            }
2991            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
2992        } else {
2993            synchronized (account.pendingConferenceLeaves) {
2994                account.pendingConferenceLeaves.add(conversation);
2995            }
2996        }
2997    }
2998
2999    public String findConferenceServer(final Account account) {
3000        String server;
3001        if (account.getXmppConnection() != null) {
3002            server = account.getXmppConnection().getMucServer();
3003            if (server != null) {
3004                return server;
3005            }
3006        }
3007        for (Account other : getAccounts()) {
3008            if (other != account && other.getXmppConnection() != null) {
3009                server = other.getXmppConnection().getMucServer();
3010                if (server != null) {
3011                    return server;
3012                }
3013            }
3014        }
3015        return null;
3016    }
3017
3018
3019    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3020        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3021            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3022            if (!TextUtils.isEmpty(name)) {
3023                configuration.putString("muc#roomconfig_roomname", name);
3024            }
3025            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3026                @Override
3027                public void onPushSucceeded() {
3028                    saveConversationAsBookmark(conversation, name);
3029                    callback.success(conversation);
3030                }
3031
3032                @Override
3033                public void onPushFailed() {
3034                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3035                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3036                    } else {
3037                        callback.error(R.string.joined_an_existing_channel, conversation);
3038                    }
3039                }
3040            });
3041        });
3042    }
3043
3044    public boolean createAdhocConference(final Account account,
3045                                         final String name,
3046                                         final Iterable<Jid> jids,
3047                                         final UiCallback<Conversation> callback) {
3048        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3049        if (account.getStatus() == Account.State.ONLINE) {
3050            try {
3051                String server = findConferenceServer(account);
3052                if (server == null) {
3053                    if (callback != null) {
3054                        callback.error(R.string.no_conference_server_found, null);
3055                    }
3056                    return false;
3057                }
3058                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3059                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3060                joinMuc(conversation, new OnConferenceJoined() {
3061                    @Override
3062                    public void onConferenceJoined(final Conversation conversation) {
3063                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3064                        if (!TextUtils.isEmpty(name)) {
3065                            configuration.putString("muc#roomconfig_roomname", name);
3066                        }
3067                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3068                            @Override
3069                            public void onPushSucceeded() {
3070                                for (Jid invite : jids) {
3071                                    invite(conversation, invite);
3072                                }
3073                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3074                                    Jid other = account.getJid().withResource(resource);
3075                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3076                                    directInvite(conversation, other);
3077                                }
3078                                saveConversationAsBookmark(conversation, name);
3079                                if (callback != null) {
3080                                    callback.success(conversation);
3081                                }
3082                            }
3083
3084                            @Override
3085                            public void onPushFailed() {
3086                                archiveConversation(conversation);
3087                                if (callback != null) {
3088                                    callback.error(R.string.conference_creation_failed, conversation);
3089                                }
3090                            }
3091                        });
3092                    }
3093                });
3094                return true;
3095            } catch (IllegalArgumentException e) {
3096                if (callback != null) {
3097                    callback.error(R.string.conference_creation_failed, null);
3098                }
3099                return false;
3100            }
3101        } else {
3102            if (callback != null) {
3103                callback.error(R.string.not_connected_try_again, null);
3104            }
3105            return false;
3106        }
3107    }
3108
3109    public void fetchConferenceConfiguration(final Conversation conversation) {
3110        fetchConferenceConfiguration(conversation, null);
3111    }
3112
3113    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3114        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3115        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3116            @Override
3117            public void onIqPacketReceived(Account account, IqPacket packet) {
3118                if (packet.getType() == IqPacket.TYPE.RESULT) {
3119                    final MucOptions mucOptions = conversation.getMucOptions();
3120                    final Bookmark bookmark = conversation.getBookmark();
3121                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3122
3123                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3124                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3125                        updateConversation(conversation);
3126                    }
3127
3128                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3129                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3130                            createBookmark(account, bookmark);
3131                        }
3132                    }
3133
3134
3135                    if (callback != null) {
3136                        callback.onConferenceConfigurationFetched(conversation);
3137                    }
3138
3139
3140                    updateConversationUi();
3141                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3142                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3143                } else {
3144                    if (callback != null) {
3145                        callback.onFetchFailed(conversation, packet.getError());
3146                    }
3147                }
3148            }
3149        });
3150    }
3151
3152    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3153        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3154    }
3155
3156    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3157        Log.d(Config.LOGTAG, "pushing node configuration");
3158        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3159            @Override
3160            public void onIqPacketReceived(Account account, IqPacket packet) {
3161                if (packet.getType() == IqPacket.TYPE.RESULT) {
3162                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3163                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3164                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3165                    if (x != null) {
3166                        Data data = Data.parse(x);
3167                        data.submit(options);
3168                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3169                            @Override
3170                            public void onIqPacketReceived(Account account, IqPacket packet) {
3171                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3172                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3173                                    callback.onPushSucceeded();
3174                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3175                                    callback.onPushFailed();
3176                                }
3177                            }
3178                        });
3179                    } else if (callback != null) {
3180                        callback.onPushFailed();
3181                    }
3182                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3183                    callback.onPushFailed();
3184                }
3185            }
3186        });
3187    }
3188
3189    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3190        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3191            conversation.setAttribute("accept_non_anonymous", true);
3192            updateConversation(conversation);
3193        }
3194        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3195            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3196            options.putString("members_by_default", moderated ? "0" : "1");
3197        }
3198        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3199        request.setTo(conversation.getJid().asBareJid());
3200        request.query("http://jabber.org/protocol/muc#owner");
3201        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3202            @Override
3203            public void onIqPacketReceived(Account account, IqPacket packet) {
3204                if (packet.getType() == IqPacket.TYPE.RESULT) {
3205                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3206                    data.submit(options);
3207                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3208                    set.setTo(conversation.getJid().asBareJid());
3209                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3210                    sendIqPacket(account, set, new OnIqPacketReceived() {
3211                        @Override
3212                        public void onIqPacketReceived(Account account, IqPacket packet) {
3213                            if (callback != null) {
3214                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3215                                    callback.onPushSucceeded();
3216                                } else {
3217                                    callback.onPushFailed();
3218                                }
3219                            }
3220                        }
3221                    });
3222                } else {
3223                    if (callback != null) {
3224                        callback.onPushFailed();
3225                    }
3226                }
3227            }
3228        });
3229    }
3230
3231    public void pushSubjectToConference(final Conversation conference, final String subject) {
3232        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3233        this.sendMessagePacket(conference.getAccount(), packet);
3234    }
3235
3236    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3237        final Jid jid = user.asBareJid();
3238        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3239        sendIqPacket(conference.getAccount(), request, new OnIqPacketReceived() {
3240            @Override
3241            public void onIqPacketReceived(Account account, IqPacket packet) {
3242                if (packet.getType() == IqPacket.TYPE.RESULT) {
3243                    conference.getMucOptions().changeAffiliation(jid, affiliation);
3244                    getAvatarService().clear(conference);
3245                    callback.onAffiliationChangedSuccessful(jid);
3246                } else {
3247                    callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3248                }
3249            }
3250        });
3251    }
3252
3253    public void changeAffiliationsInConference(final Conversation conference, MucOptions.Affiliation before, MucOptions.Affiliation after) {
3254        List<Jid> jids = new ArrayList<>();
3255        for (MucOptions.User user : conference.getMucOptions().getUsers()) {
3256            if (user.getAffiliation() == before && user.getRealJid() != null) {
3257                jids.add(user.getRealJid());
3258            }
3259        }
3260        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jids, after.toString());
3261        sendIqPacket(conference.getAccount(), request, mDefaultIqHandler);
3262    }
3263
3264    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3265        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3266        Log.d(Config.LOGTAG, request.toString());
3267        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3268            if (packet.getType() != IqPacket.TYPE.RESULT) {
3269                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3270            }
3271        });
3272    }
3273
3274    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3275        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3276        request.setTo(conversation.getJid().asBareJid());
3277        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3278        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3279            @Override
3280            public void onIqPacketReceived(Account account, IqPacket packet) {
3281                if (packet.getType() == IqPacket.TYPE.RESULT) {
3282                    if (callback != null) {
3283                        callback.onRoomDestroySucceeded();
3284                    }
3285                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3286                    if (callback != null) {
3287                        callback.onRoomDestroyFailed();
3288                    }
3289                }
3290            }
3291        });
3292    }
3293
3294    private void disconnect(Account account, boolean force) {
3295        if ((account.getStatus() == Account.State.ONLINE)
3296                || (account.getStatus() == Account.State.DISABLED)) {
3297            final XmppConnection connection = account.getXmppConnection();
3298            if (!force) {
3299                List<Conversation> conversations = getConversations();
3300                for (Conversation conversation : conversations) {
3301                    if (conversation.getAccount() == account) {
3302                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3303                            leaveMuc(conversation, true);
3304                        }
3305                    }
3306                }
3307                sendOfflinePresence(account);
3308            }
3309            connection.disconnect(force);
3310        }
3311    }
3312
3313    @Override
3314    public IBinder onBind(Intent intent) {
3315        return mBinder;
3316    }
3317
3318    public void updateMessage(Message message) {
3319        updateMessage(message, true);
3320    }
3321
3322    public void updateMessage(Message message, boolean includeBody) {
3323        databaseBackend.updateMessage(message, includeBody);
3324        updateConversationUi();
3325    }
3326
3327    public void updateMessage(Message message, String uuid) {
3328        if (!databaseBackend.updateMessage(message, uuid)) {
3329            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3330        }
3331        updateConversationUi();
3332    }
3333
3334    protected void syncDirtyContacts(Account account) {
3335        for (Contact contact : account.getRoster().getContacts()) {
3336            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3337                pushContactToServer(contact);
3338            }
3339            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3340                deleteContactOnServer(contact);
3341            }
3342        }
3343    }
3344
3345    public void createContact(Contact contact, boolean autoGrant) {
3346        if (autoGrant) {
3347            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3348            contact.setOption(Contact.Options.ASKING);
3349        }
3350        pushContactToServer(contact);
3351    }
3352
3353    public void pushContactToServer(final Contact contact) {
3354        contact.resetOption(Contact.Options.DIRTY_DELETE);
3355        contact.setOption(Contact.Options.DIRTY_PUSH);
3356        final Account account = contact.getAccount();
3357        if (account.getStatus() == Account.State.ONLINE) {
3358            final boolean ask = contact.getOption(Contact.Options.ASKING);
3359            final boolean sendUpdates = contact
3360                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3361                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3362            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3363            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3364            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3365            if (sendUpdates) {
3366                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3367            }
3368            if (ask) {
3369                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact));
3370            }
3371        } else {
3372            syncRoster(contact.getAccount());
3373        }
3374    }
3375
3376    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3377        new Thread(() -> {
3378            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3379            final int size = Config.AVATAR_SIZE;
3380            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3381            if (avatar != null) {
3382                if (!getFileBackend().save(avatar)) {
3383                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3384                    return;
3385                }
3386                avatar.owner = conversation.getJid().asBareJid();
3387                publishMucAvatar(conversation, avatar, callback);
3388            } else {
3389                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3390            }
3391        }).start();
3392    }
3393
3394    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3395        new Thread(() -> {
3396            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3397            final int size = Config.AVATAR_SIZE;
3398            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3399            if (avatar != null) {
3400                if (!getFileBackend().save(avatar)) {
3401                    Log.d(Config.LOGTAG, "unable to save vcard");
3402                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3403                    return;
3404                }
3405                publishAvatar(account, avatar, callback);
3406            } else {
3407                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3408            }
3409        }).start();
3410
3411    }
3412
3413    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3414        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3415        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3416            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3417            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3418                Element vcard = response.findChild("vCard", "vcard-temp");
3419                if (vcard == null) {
3420                    vcard = new Element("vCard", "vcard-temp");
3421                }
3422                Element photo = vcard.findChild("PHOTO");
3423                if (photo == null) {
3424                    photo = vcard.addChild("PHOTO");
3425                }
3426                photo.clearChildren();
3427                photo.addChild("TYPE").setContent(avatar.type);
3428                photo.addChild("BINVAL").setContent(avatar.image);
3429                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3430                publication.setTo(conversation.getJid().asBareJid());
3431                publication.addChild(vcard);
3432                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3433                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3434                        callback.onAvatarPublicationSucceeded();
3435                    } else {
3436                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getError());
3437                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3438                    }
3439                });
3440            } else {
3441                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3442                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3443            }
3444        });
3445    }
3446
3447    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3448        final Bundle options;
3449        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3450            options = PublishOptions.openAccess();
3451        } else {
3452            options = null;
3453        }
3454        publishAvatar(account, avatar, options, true, callback);
3455    }
3456
3457    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3458        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3459        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3460        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3461
3462            @Override
3463            public void onIqPacketReceived(Account account, IqPacket result) {
3464                if (result.getType() == IqPacket.TYPE.RESULT) {
3465                    publishAvatarMetadata(account, avatar, options, true, callback);
3466                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3467                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3468                        @Override
3469                        public void onPushSucceeded() {
3470                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3471                            publishAvatar(account, avatar, options, false, callback);
3472                        }
3473
3474                        @Override
3475                        public void onPushFailed() {
3476                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3477                            publishAvatar(account, avatar, null, false, callback);
3478                        }
3479                    });
3480                } else {
3481                    Element error = result.findChild("error");
3482                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3483                    if (callback != null) {
3484                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3485                    }
3486                }
3487            }
3488        });
3489    }
3490
3491    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3492        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3493        sendIqPacket(account, packet, new OnIqPacketReceived() {
3494            @Override
3495            public void onIqPacketReceived(Account account, IqPacket result) {
3496                if (result.getType() == IqPacket.TYPE.RESULT) {
3497                    if (account.setAvatar(avatar.getFilename())) {
3498                        getAvatarService().clear(account);
3499                        databaseBackend.updateAccount(account);
3500                        notifyAccountAvatarHasChanged(account);
3501                    }
3502                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3503                    if (callback != null) {
3504                        callback.onAvatarPublicationSucceeded();
3505                    }
3506                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3507                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3508                        @Override
3509                        public void onPushSucceeded() {
3510                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3511                            publishAvatarMetadata(account, avatar, options, false, callback);
3512                        }
3513
3514                        @Override
3515                        public void onPushFailed() {
3516                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3517                            publishAvatarMetadata(account, avatar, null, false, callback);
3518                        }
3519                    });
3520                } else {
3521                    if (callback != null) {
3522                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3523                    }
3524                }
3525            }
3526        });
3527    }
3528
3529    public void republishAvatarIfNeeded(Account account) {
3530        if (account.getAxolotlService().isPepBroken()) {
3531            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3532            return;
3533        }
3534        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3535        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3536
3537            private Avatar parseAvatar(IqPacket packet) {
3538                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3539                if (pubsub != null) {
3540                    Element items = pubsub.findChild("items");
3541                    if (items != null) {
3542                        return Avatar.parseMetadata(items);
3543                    }
3544                }
3545                return null;
3546            }
3547
3548            private boolean errorIsItemNotFound(IqPacket packet) {
3549                Element error = packet.findChild("error");
3550                return packet.getType() == IqPacket.TYPE.ERROR
3551                        && error != null
3552                        && error.hasChild("item-not-found");
3553            }
3554
3555            @Override
3556            public void onIqPacketReceived(Account account, IqPacket packet) {
3557                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3558                    Avatar serverAvatar = parseAvatar(packet);
3559                    if (serverAvatar == null && account.getAvatar() != null) {
3560                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3561                        if (avatar != null) {
3562                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3563                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3564                        } else {
3565                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3566                        }
3567                    }
3568                }
3569            }
3570        });
3571    }
3572
3573    public void fetchAvatar(Account account, Avatar avatar) {
3574        fetchAvatar(account, avatar, null);
3575    }
3576
3577    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3578        final String KEY = generateFetchKey(account, avatar);
3579        synchronized (this.mInProgressAvatarFetches) {
3580            if (mInProgressAvatarFetches.add(KEY)) {
3581                switch (avatar.origin) {
3582                    case PEP:
3583                        this.mInProgressAvatarFetches.add(KEY);
3584                        fetchAvatarPep(account, avatar, callback);
3585                        break;
3586                    case VCARD:
3587                        this.mInProgressAvatarFetches.add(KEY);
3588                        fetchAvatarVcard(account, avatar, callback);
3589                        break;
3590                }
3591            } else if (avatar.origin == Avatar.Origin.PEP) {
3592                mOmittedPepAvatarFetches.add(KEY);
3593            } else {
3594                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3595            }
3596        }
3597    }
3598
3599    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3600        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3601        sendIqPacket(account, packet, (a, result) -> {
3602            synchronized (mInProgressAvatarFetches) {
3603                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3604            }
3605            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3606            if (result.getType() == IqPacket.TYPE.RESULT) {
3607                avatar.image = mIqParser.avatarData(result);
3608                if (avatar.image != null) {
3609                    if (getFileBackend().save(avatar)) {
3610                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3611                            if (a.setAvatar(avatar.getFilename())) {
3612                                databaseBackend.updateAccount(a);
3613                            }
3614                            getAvatarService().clear(a);
3615                            updateConversationUi();
3616                            updateAccountUi();
3617                        } else {
3618                            Contact contact = a.getRoster().getContact(avatar.owner);
3619                            if (contact.setAvatar(avatar)) {
3620                                syncRoster(account);
3621                                getAvatarService().clear(contact);
3622                                updateConversationUi();
3623                                updateRosterUi();
3624                            }
3625                        }
3626                        if (callback != null) {
3627                            callback.success(avatar);
3628                        }
3629                        Log.d(Config.LOGTAG, a.getJid().asBareJid()
3630                                + ": successfully fetched pep avatar for " + avatar.owner);
3631                        return;
3632                    }
3633                } else {
3634
3635                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3636                }
3637            } else {
3638                Element error = result.findChild("error");
3639                if (error == null) {
3640                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3641                } else {
3642                    Log.d(Config.LOGTAG, ERROR + error.toString());
3643                }
3644            }
3645            if (callback != null) {
3646                callback.error(0, null);
3647            }
3648
3649        });
3650    }
3651
3652    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3653        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3654        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3655            @Override
3656            public void onIqPacketReceived(Account account, IqPacket packet) {
3657                final boolean previouslyOmittedPepFetch;
3658                synchronized (mInProgressAvatarFetches) {
3659                    final String KEY = generateFetchKey(account, avatar);
3660                    mInProgressAvatarFetches.remove(KEY);
3661                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3662                }
3663                if (packet.getType() == IqPacket.TYPE.RESULT) {
3664                    Element vCard = packet.findChild("vCard", "vcard-temp");
3665                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3666                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3667                    if (image != null) {
3668                        avatar.image = image;
3669                        if (getFileBackend().save(avatar)) {
3670                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3671                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3672                            if (avatar.owner.isBareJid()) {
3673                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3674                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3675                                    account.setAvatar(avatar.getFilename());
3676                                    databaseBackend.updateAccount(account);
3677                                    getAvatarService().clear(account);
3678                                    updateAccountUi();
3679                                } else {
3680                                    Contact contact = account.getRoster().getContact(avatar.owner);
3681                                    if (contact.setAvatar(avatar, previouslyOmittedPepFetch)) {
3682                                        syncRoster(account);
3683                                        getAvatarService().clear(contact);
3684                                        updateRosterUi();
3685                                    }
3686                                }
3687                                updateConversationUi();
3688                            } else {
3689                                Conversation conversation = find(account, avatar.owner.asBareJid());
3690                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3691                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3692                                    if (user != null) {
3693                                        if (user.setAvatar(avatar)) {
3694                                            getAvatarService().clear(user);
3695                                            updateConversationUi();
3696                                            updateMucRosterUi();
3697                                        }
3698                                        if (user.getRealJid() != null) {
3699                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3700                                            if (contact.setAvatar(avatar)) {
3701                                                syncRoster(account);
3702                                                getAvatarService().clear(contact);
3703                                                updateRosterUi();
3704                                            }
3705                                        }
3706                                    }
3707                                }
3708                            }
3709                        }
3710                    }
3711                }
3712            }
3713        });
3714    }
3715
3716    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3717        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3718        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3719
3720            @Override
3721            public void onIqPacketReceived(Account account, IqPacket packet) {
3722                if (packet.getType() == IqPacket.TYPE.RESULT) {
3723                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3724                    if (pubsub != null) {
3725                        Element items = pubsub.findChild("items");
3726                        if (items != null) {
3727                            Avatar avatar = Avatar.parseMetadata(items);
3728                            if (avatar != null) {
3729                                avatar.owner = account.getJid().asBareJid();
3730                                if (fileBackend.isAvatarCached(avatar)) {
3731                                    if (account.setAvatar(avatar.getFilename())) {
3732                                        databaseBackend.updateAccount(account);
3733                                    }
3734                                    getAvatarService().clear(account);
3735                                    callback.success(avatar);
3736                                } else {
3737                                    fetchAvatarPep(account, avatar, callback);
3738                                }
3739                                return;
3740                            }
3741                        }
3742                    }
3743                }
3744                callback.error(0, null);
3745            }
3746        });
3747    }
3748
3749    public void notifyAccountAvatarHasChanged(final Account account) {
3750        final XmppConnection connection = account.getXmppConnection();
3751        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3752            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3753            for (Conversation conversation : conversations) {
3754                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3755                    final MucOptions mucOptions = conversation.getMucOptions();
3756                    if (mucOptions.online()) {
3757                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3758                        packet.setTo(mucOptions.getSelf().getFullJid());
3759                        connection.sendPresencePacket(packet);
3760                    }
3761                }
3762            }
3763        }
3764    }
3765
3766    public void deleteContactOnServer(Contact contact) {
3767        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3768        contact.resetOption(Contact.Options.DIRTY_PUSH);
3769        contact.setOption(Contact.Options.DIRTY_DELETE);
3770        Account account = contact.getAccount();
3771        if (account.getStatus() == Account.State.ONLINE) {
3772            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3773            Element item = iq.query(Namespace.ROSTER).addChild("item");
3774            item.setAttribute("jid", contact.getJid().toString());
3775            item.setAttribute("subscription", "remove");
3776            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3777        }
3778    }
3779
3780    public void updateConversation(final Conversation conversation) {
3781        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3782    }
3783
3784    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3785        synchronized (account) {
3786            XmppConnection connection = account.getXmppConnection();
3787            if (connection == null) {
3788                connection = createConnection(account);
3789                account.setXmppConnection(connection);
3790            }
3791            boolean hasInternet = hasInternetConnection();
3792            if (account.isEnabled() && hasInternet) {
3793                if (!force) {
3794                    disconnect(account, false);
3795                }
3796                Thread thread = new Thread(connection);
3797                connection.setInteractive(interactive);
3798                connection.prepareNewConnection();
3799                connection.interrupt();
3800                thread.start();
3801                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3802            } else {
3803                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3804                account.getRoster().clearPresences();
3805                connection.resetEverything();
3806                final AxolotlService axolotlService = account.getAxolotlService();
3807                if (axolotlService != null) {
3808                    axolotlService.resetBrokenness();
3809                }
3810                if (!hasInternet) {
3811                    account.setStatus(Account.State.NO_INTERNET);
3812                }
3813            }
3814        }
3815    }
3816
3817    public void reconnectAccountInBackground(final Account account) {
3818        new Thread(() -> reconnectAccount(account, false, true)).start();
3819    }
3820
3821    public void invite(Conversation conversation, Jid contact) {
3822        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3823        MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3824        sendMessagePacket(conversation.getAccount(), packet);
3825    }
3826
3827    public void directInvite(Conversation conversation, Jid jid) {
3828        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3829        sendMessagePacket(conversation.getAccount(), packet);
3830    }
3831
3832    public void resetSendingToWaiting(Account account) {
3833        for (Conversation conversation : getConversations()) {
3834            if (conversation.getAccount() == account) {
3835                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
3836            }
3837        }
3838    }
3839
3840    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
3841        return markMessage(account, recipient, uuid, status, null);
3842    }
3843
3844    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
3845        if (uuid == null) {
3846            return null;
3847        }
3848        for (Conversation conversation : getConversations()) {
3849            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
3850                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
3851                if (message != null) {
3852                    markMessage(message, status, errorMessage);
3853                }
3854                return message;
3855            }
3856        }
3857        return null;
3858    }
3859
3860    public boolean markMessage(Conversation conversation, String uuid, int status, String serverMessageId) {
3861        if (uuid == null) {
3862            return false;
3863        } else {
3864            Message message = conversation.findSentMessageWithUuid(uuid);
3865            if (message != null) {
3866                if (message.getServerMsgId() == null) {
3867                    message.setServerMsgId(serverMessageId);
3868                }
3869                markMessage(message, status);
3870                return true;
3871            } else {
3872                return false;
3873            }
3874        }
3875    }
3876
3877    public void markMessage(Message message, int status) {
3878        markMessage(message, status, null);
3879    }
3880
3881
3882    public void markMessage(Message message, int status, String errorMessage) {
3883        final int oldStatus = message.getStatus();
3884        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
3885            return;
3886        }
3887        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
3888            return;
3889        }
3890        message.setErrorMessage(errorMessage);
3891        message.setStatus(status);
3892        databaseBackend.updateMessage(message, false);
3893        updateConversationUi();
3894    }
3895
3896    private SharedPreferences getPreferences() {
3897        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
3898    }
3899
3900    public long getAutomaticMessageDeletionDate() {
3901        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
3902        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
3903    }
3904
3905    public long getLongPreference(String name, @IntegerRes int res) {
3906        long defaultValue = getResources().getInteger(res);
3907        try {
3908            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
3909        } catch (NumberFormatException e) {
3910            return defaultValue;
3911        }
3912    }
3913
3914    public boolean getBooleanPreference(String name, @BoolRes int res) {
3915        return getPreferences().getBoolean(name, getResources().getBoolean(res));
3916    }
3917
3918    public boolean confirmMessages() {
3919        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
3920    }
3921
3922    public boolean allowMessageCorrection() {
3923        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
3924    }
3925
3926    public boolean sendChatStates() {
3927        return getBooleanPreference("chat_states", R.bool.chat_states);
3928    }
3929
3930    private boolean synchronizeWithBookmarks() {
3931        return getBooleanPreference("autojoin", R.bool.autojoin);
3932    }
3933
3934    public boolean useTorToConnect() {
3935        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
3936    }
3937
3938    public boolean showExtendedConnectionOptions() {
3939        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
3940    }
3941
3942    public boolean broadcastLastActivity() {
3943        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
3944    }
3945
3946    public int unreadCount() {
3947        int count = 0;
3948        for (Conversation conversation : getConversations()) {
3949            count += conversation.unreadCount();
3950        }
3951        return count;
3952    }
3953
3954
3955    private <T> List<T> threadSafeList(Set<T> set) {
3956        synchronized (LISTENER_LOCK) {
3957            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
3958        }
3959    }
3960
3961    public void showErrorToastInUi(int resId) {
3962        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
3963            listener.onShowErrorToast(resId);
3964        }
3965    }
3966
3967    public void updateConversationUi() {
3968        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
3969            listener.onConversationUpdate();
3970        }
3971    }
3972
3973    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final RtpEndUserState state) {
3974        for(OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
3975            listener.onJingleRtpConnectionUpdate(account, with, state);
3976        }
3977    }
3978
3979    public void updateAccountUi() {
3980        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
3981            listener.onAccountUpdate();
3982        }
3983    }
3984
3985    public void updateRosterUi() {
3986        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
3987            listener.onRosterUpdate();
3988        }
3989    }
3990
3991    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
3992        if (mOnCaptchaRequested.size() > 0) {
3993            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
3994            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
3995                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
3996            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
3997                listener.onCaptchaRequested(account, id, data, scaled);
3998            }
3999            return true;
4000        }
4001        return false;
4002    }
4003
4004    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4005        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4006            listener.OnUpdateBlocklist(status);
4007        }
4008    }
4009
4010    public void updateMucRosterUi() {
4011        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4012            listener.onMucRosterUpdate();
4013        }
4014    }
4015
4016    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4017        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4018            listener.onKeyStatusUpdated(report);
4019        }
4020    }
4021
4022    public Account findAccountByJid(final Jid jid) {
4023        for (final Account account : this.accounts) {
4024            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4025                return account;
4026            }
4027        }
4028        return null;
4029    }
4030
4031    public Account findAccountByUuid(final String uuid) {
4032        for (Account account : this.accounts) {
4033            if (account.getUuid().equals(uuid)) {
4034                return account;
4035            }
4036        }
4037        return null;
4038    }
4039
4040    public Conversation findConversationByUuid(String uuid) {
4041        for (Conversation conversation : getConversations()) {
4042            if (conversation.getUuid().equals(uuid)) {
4043                return conversation;
4044            }
4045        }
4046        return null;
4047    }
4048
4049    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4050        List<Conversation> findings = new ArrayList<>();
4051        for (Conversation c : getConversations()) {
4052            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4053                findings.add(c);
4054            }
4055        }
4056        return findings.size() == 1 ? findings.get(0) : null;
4057    }
4058
4059    public boolean markRead(final Conversation conversation, boolean dismiss) {
4060        return markRead(conversation, null, dismiss).size() > 0;
4061    }
4062
4063    public void markRead(final Conversation conversation) {
4064        markRead(conversation, null, true);
4065    }
4066
4067    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4068        if (dismiss) {
4069            mNotificationService.clear(conversation);
4070        }
4071        final List<Message> readMessages = conversation.markRead(upToUuid);
4072        if (readMessages.size() > 0) {
4073            Runnable runnable = () -> {
4074                for (Message message : readMessages) {
4075                    databaseBackend.updateMessage(message, false);
4076                }
4077            };
4078            mDatabaseWriterExecutor.execute(runnable);
4079            updateUnreadCountBadge();
4080            return readMessages;
4081        } else {
4082            return readMessages;
4083        }
4084    }
4085
4086    public synchronized void updateUnreadCountBadge() {
4087        int count = unreadCount();
4088        if (unreadCount != count) {
4089            Log.d(Config.LOGTAG, "update unread count to " + count);
4090            if (count > 0) {
4091                ShortcutBadger.applyCount(getApplicationContext(), count);
4092            } else {
4093                ShortcutBadger.removeCount(getApplicationContext());
4094            }
4095            unreadCount = count;
4096        }
4097    }
4098
4099    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4100        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4101        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4102        if (readMessages.size() > 0) {
4103            updateConversationUi();
4104        }
4105        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4106        if (confirmMessages()
4107                && markable != null
4108                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4109                && markable.getRemoteMsgId() != null) {
4110            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4111            Account account = conversation.getAccount();
4112            final Jid to = markable.getCounterpart();
4113            final boolean groupChat = conversation.getMode() == Conversation.MODE_MULTI;
4114            MessagePacket packet = mMessageGenerator.confirm(account, to, markable.getRemoteMsgId(), markable.getCounterpart(), groupChat);
4115            this.sendMessagePacket(conversation.getAccount(), packet);
4116        }
4117    }
4118
4119    public SecureRandom getRNG() {
4120        return this.mRandom;
4121    }
4122
4123    public MemorizingTrustManager getMemorizingTrustManager() {
4124        return this.mMemorizingTrustManager;
4125    }
4126
4127    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4128        this.mMemorizingTrustManager = trustManager;
4129    }
4130
4131    public void updateMemorizingTrustmanager() {
4132        final MemorizingTrustManager tm;
4133        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4134        if (dontTrustSystemCAs) {
4135            tm = new MemorizingTrustManager(getApplicationContext(), null);
4136        } else {
4137            tm = new MemorizingTrustManager(getApplicationContext());
4138        }
4139        setMemorizingTrustManager(tm);
4140    }
4141
4142    public LruCache<String, Bitmap> getBitmapCache() {
4143        return this.mBitmapCache;
4144    }
4145
4146    public Collection<String> getKnownHosts() {
4147        final Set<String> hosts = new HashSet<>();
4148        for (final Account account : getAccounts()) {
4149            hosts.add(account.getServer());
4150            for (final Contact contact : account.getRoster().getContacts()) {
4151                if (contact.showInRoster()) {
4152                    final String server = contact.getServer();
4153                    if (server != null) {
4154                        hosts.add(server);
4155                    }
4156                }
4157            }
4158        }
4159        if (Config.QUICKSY_DOMAIN != null) {
4160            hosts.remove(Config.QUICKSY_DOMAIN); //we only want to show this when we type a e164 number
4161        }
4162        if (Config.DOMAIN_LOCK != null) {
4163            hosts.add(Config.DOMAIN_LOCK);
4164        }
4165        if (Config.MAGIC_CREATE_DOMAIN != null) {
4166            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4167        }
4168        return hosts;
4169    }
4170
4171    public Collection<String> getKnownConferenceHosts() {
4172        final Set<String> mucServers = new HashSet<>();
4173        for (final Account account : accounts) {
4174            if (account.getXmppConnection() != null) {
4175                mucServers.addAll(account.getXmppConnection().getMucServers());
4176                for (Bookmark bookmark : account.getBookmarks()) {
4177                    final Jid jid = bookmark.getJid();
4178                    final String s = jid == null ? null : jid.getDomain();
4179                    if (s != null) {
4180                        mucServers.add(s);
4181                    }
4182                }
4183            }
4184        }
4185        return mucServers;
4186    }
4187
4188    public void sendMessagePacket(Account account, MessagePacket packet) {
4189        XmppConnection connection = account.getXmppConnection();
4190        if (connection != null) {
4191            connection.sendMessagePacket(packet);
4192        }
4193    }
4194
4195    public void sendPresencePacket(Account account, PresencePacket packet) {
4196        XmppConnection connection = account.getXmppConnection();
4197        if (connection != null) {
4198            connection.sendPresencePacket(packet);
4199        }
4200    }
4201
4202    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4203        final XmppConnection connection = account.getXmppConnection();
4204        if (connection != null) {
4205            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4206            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4207        }
4208    }
4209
4210    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4211        final XmppConnection connection = account.getXmppConnection();
4212        if (connection != null) {
4213            connection.sendIqPacket(packet, callback);
4214        } else if (callback != null) {
4215            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4216        }
4217    }
4218
4219    public void sendPresence(final Account account) {
4220        sendPresence(account, checkListeners() && broadcastLastActivity());
4221    }
4222
4223    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4224        Presence.Status status;
4225        if (manuallyChangePresence()) {
4226            status = account.getPresenceStatus();
4227        } else {
4228            status = getTargetPresence();
4229        }
4230        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4231        if (mLastActivity > 0 && includeIdleTimestamp) {
4232            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4233            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4234        }
4235        sendPresencePacket(account, packet);
4236    }
4237
4238    private void deactivateGracePeriod() {
4239        for (Account account : getAccounts()) {
4240            account.deactivateGracePeriod();
4241        }
4242    }
4243
4244    public void refreshAllPresences() {
4245        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4246        for (Account account : getAccounts()) {
4247            if (account.isEnabled()) {
4248                sendPresence(account, includeIdleTimestamp);
4249            }
4250        }
4251    }
4252
4253    private void refreshAllFcmTokens() {
4254        for (Account account : getAccounts()) {
4255            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4256                mPushManagementService.registerPushTokenOnServer(account);
4257                //TODO renew mucs
4258            }
4259        }
4260    }
4261
4262    private void sendOfflinePresence(final Account account) {
4263        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4264        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4265    }
4266
4267    public MessageGenerator getMessageGenerator() {
4268        return this.mMessageGenerator;
4269    }
4270
4271    public PresenceGenerator getPresenceGenerator() {
4272        return this.mPresenceGenerator;
4273    }
4274
4275    public IqGenerator getIqGenerator() {
4276        return this.mIqGenerator;
4277    }
4278
4279    public IqParser getIqParser() {
4280        return this.mIqParser;
4281    }
4282
4283    public JingleConnectionManager getJingleConnectionManager() {
4284        return this.mJingleConnectionManager;
4285    }
4286
4287    public MessageArchiveService getMessageArchiveService() {
4288        return this.mMessageArchiveService;
4289    }
4290
4291    public QuickConversationsService getQuickConversationsService() {
4292        return this.mQuickConversationsService;
4293    }
4294
4295    public List<Contact> findContacts(Jid jid, String accountJid) {
4296        ArrayList<Contact> contacts = new ArrayList<>();
4297        for (Account account : getAccounts()) {
4298            if ((account.isEnabled() || accountJid != null)
4299                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4300                Contact contact = account.getRoster().getContactFromContactList(jid);
4301                if (contact != null) {
4302                    contacts.add(contact);
4303                }
4304            }
4305        }
4306        return contacts;
4307    }
4308
4309    public Conversation findFirstMuc(Jid jid) {
4310        for (Conversation conversation : getConversations()) {
4311            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4312                return conversation;
4313            }
4314        }
4315        return null;
4316    }
4317
4318    public NotificationService getNotificationService() {
4319        return this.mNotificationService;
4320    }
4321
4322    public HttpConnectionManager getHttpConnectionManager() {
4323        return this.mHttpConnectionManager;
4324    }
4325
4326    public void resendFailedMessages(final Message message) {
4327        final Collection<Message> messages = new ArrayList<>();
4328        Message current = message;
4329        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4330            messages.add(current);
4331            if (current.mergeable(current.next())) {
4332                current = current.next();
4333            } else {
4334                break;
4335            }
4336        }
4337        for (final Message msg : messages) {
4338            msg.setTime(System.currentTimeMillis());
4339            markMessage(msg, Message.STATUS_WAITING);
4340            this.resendMessage(msg, false);
4341        }
4342        if (message.getConversation() instanceof Conversation) {
4343            ((Conversation) message.getConversation()).sort();
4344        }
4345        updateConversationUi();
4346    }
4347
4348    public void clearConversationHistory(final Conversation conversation) {
4349        final long clearDate;
4350        final String reference;
4351        if (conversation.countMessages() > 0) {
4352            Message latestMessage = conversation.getLatestMessage();
4353            clearDate = latestMessage.getTimeSent() + 1000;
4354            reference = latestMessage.getServerMsgId();
4355        } else {
4356            clearDate = System.currentTimeMillis();
4357            reference = null;
4358        }
4359        conversation.clearMessages();
4360        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4361        conversation.setLastClearHistory(clearDate, reference);
4362        Runnable runnable = () -> {
4363            databaseBackend.deleteMessagesInConversation(conversation);
4364            databaseBackend.updateConversation(conversation);
4365        };
4366        mDatabaseWriterExecutor.execute(runnable);
4367    }
4368
4369    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4370        if (blockable != null && blockable.getBlockedJid() != null) {
4371            final Jid jid = blockable.getBlockedJid();
4372            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4373                if (response.getType() == IqPacket.TYPE.RESULT) {
4374                    a.getBlocklist().add(jid);
4375                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4376                }
4377            });
4378            if (blockable.getBlockedJid().isFullJid()) {
4379                return false;
4380            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4381                updateConversationUi();
4382                return true;
4383            } else {
4384                return false;
4385            }
4386        } else {
4387            return false;
4388        }
4389    }
4390
4391    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4392        boolean removed = false;
4393        synchronized (this.conversations) {
4394            boolean domainJid = blockedJid.getLocal() == null;
4395            for (Conversation conversation : this.conversations) {
4396                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4397                        || blockedJid.equals(conversation.getJid().asBareJid());
4398                if (conversation.getAccount() == account
4399                        && conversation.getMode() == Conversation.MODE_SINGLE
4400                        && jidMatches) {
4401                    this.conversations.remove(conversation);
4402                    markRead(conversation);
4403                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4404                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4405                    updateConversation(conversation);
4406                    removed = true;
4407                }
4408            }
4409        }
4410        return removed;
4411    }
4412
4413    public void sendUnblockRequest(final Blockable blockable) {
4414        if (blockable != null && blockable.getJid() != null) {
4415            final Jid jid = blockable.getBlockedJid();
4416            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4417                @Override
4418                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4419                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4420                        account.getBlocklist().remove(jid);
4421                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4422                    }
4423                }
4424            });
4425        }
4426    }
4427
4428    public void publishDisplayName(Account account) {
4429        String displayName = account.getDisplayName();
4430        final IqPacket request;
4431        if (TextUtils.isEmpty(displayName)) {
4432            request = mIqGenerator.deleteNode(Namespace.NICK);
4433        } else {
4434            request = mIqGenerator.publishNick(displayName);
4435        }
4436        mAvatarService.clear(account);
4437        sendIqPacket(account, request, (account1, packet) -> {
4438            if (packet.getType() == IqPacket.TYPE.ERROR) {
4439                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4440            }
4441        });
4442    }
4443
4444    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4445        ServiceDiscoveryResult result = discoCache.get(key);
4446        if (result != null) {
4447            return result;
4448        } else {
4449            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4450            if (result != null) {
4451                discoCache.put(key, result);
4452            }
4453            return result;
4454        }
4455    }
4456
4457    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4458        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4459        ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4460        if (disco != null) {
4461            presence.setServiceDiscoveryResult(disco);
4462        } else {
4463            if (!account.inProgressDiscoFetches.contains(key)) {
4464                account.inProgressDiscoFetches.add(key);
4465                IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4466                request.setTo(jid);
4467                final String node = presence.getNode();
4468                final String ver = presence.getVer();
4469                final Element query = request.query(Namespace.DISCO_INFO);
4470                if (node != null && ver != null) {
4471                    query.setAttribute("node", node + "#" + ver);
4472                }
4473                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4474                sendIqPacket(account, request, (a, response) -> {
4475                    if (response.getType() == IqPacket.TYPE.RESULT) {
4476                        ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4477                        if (presence.getVer().equals(discoveryResult.getVer())) {
4478                            databaseBackend.insertDiscoveryResult(discoveryResult);
4479                            injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4480                        } else {
4481                            Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4482                        }
4483                    }
4484                    a.inProgressDiscoFetches.remove(key);
4485                });
4486            }
4487        }
4488    }
4489
4490    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4491        for (Contact contact : roster.getContacts()) {
4492            for (Presence presence : contact.getPresences().getPresences().values()) {
4493                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4494                    presence.setServiceDiscoveryResult(disco);
4495                }
4496            }
4497        }
4498    }
4499
4500    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4501        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4502        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4503        request.addChild("prefs", version.namespace);
4504        sendIqPacket(account, request, (account1, packet) -> {
4505            Element prefs = packet.findChild("prefs", version.namespace);
4506            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4507                callback.onPreferencesFetched(prefs);
4508            } else {
4509                callback.onPreferencesFetchFailed();
4510            }
4511        });
4512    }
4513
4514    public PushManagementService getPushManagementService() {
4515        return mPushManagementService;
4516    }
4517
4518    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4519        if (!template.getStatusMessage().isEmpty()) {
4520            databaseBackend.insertPresenceTemplate(template);
4521        }
4522        account.setPgpSignature(signature);
4523        account.setPresenceStatus(template.getStatus());
4524        account.setPresenceStatusMessage(template.getStatusMessage());
4525        databaseBackend.updateAccount(account);
4526        sendPresence(account);
4527    }
4528
4529    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4530        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4531        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4532            if (!templates.contains(template)) {
4533                templates.add(0, template);
4534            }
4535        }
4536        return templates;
4537    }
4538
4539    public void saveConversationAsBookmark(Conversation conversation, String name) {
4540        final Account account = conversation.getAccount();
4541        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4542        final String nick = conversation.getJid().getResource();
4543        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4544            bookmark.setNick(nick);
4545        }
4546        if (!TextUtils.isEmpty(name)) {
4547            bookmark.setBookmarkName(name);
4548        }
4549        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4550        createBookmark(account, bookmark);
4551        bookmark.setConversation(conversation);
4552    }
4553
4554    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4555        boolean performedVerification = false;
4556        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4557        for (XmppUri.Fingerprint fp : fingerprints) {
4558            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4559                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4560                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4561                if (fingerprintStatus != null) {
4562                    if (!fingerprintStatus.isVerified()) {
4563                        performedVerification = true;
4564                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4565                    }
4566                } else {
4567                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4568                }
4569            }
4570        }
4571        return performedVerification;
4572    }
4573
4574    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4575        final AxolotlService axolotlService = account.getAxolotlService();
4576        boolean verifiedSomething = false;
4577        for (XmppUri.Fingerprint fp : fingerprints) {
4578            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4579                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4580                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4581                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4582                if (fingerprintStatus != null) {
4583                    if (!fingerprintStatus.isVerified()) {
4584                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4585                        verifiedSomething = true;
4586                    }
4587                } else {
4588                    axolotlService.preVerifyFingerprint(account, fingerprint);
4589                    verifiedSomething = true;
4590                }
4591            }
4592        }
4593        return verifiedSomething;
4594    }
4595
4596    public boolean blindTrustBeforeVerification() {
4597        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4598    }
4599
4600    public ShortcutService getShortcutService() {
4601        return mShortcutService;
4602    }
4603
4604    public void pushMamPreferences(Account account, Element prefs) {
4605        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4606        set.addChild(prefs);
4607        sendIqPacket(account, set, null);
4608    }
4609
4610    public void evictPreview(String uuid) {
4611        if (mBitmapCache.remove(uuid) != null) {
4612            Log.d(Config.LOGTAG, "deleted cached preview");
4613        }
4614    }
4615
4616    public interface OnMamPreferencesFetched {
4617        void onPreferencesFetched(Element prefs);
4618
4619        void onPreferencesFetchFailed();
4620    }
4621
4622    public interface OnAccountCreated {
4623        void onAccountCreated(Account account);
4624
4625        void informUser(int r);
4626    }
4627
4628    public interface OnMoreMessagesLoaded {
4629        void onMoreMessagesLoaded(int count, Conversation conversation);
4630
4631        void informUser(int r);
4632    }
4633
4634    public interface OnAccountPasswordChanged {
4635        void onPasswordChangeSucceeded();
4636
4637        void onPasswordChangeFailed();
4638    }
4639
4640    public interface OnRoomDestroy {
4641        void onRoomDestroySucceeded();
4642
4643        void onRoomDestroyFailed();
4644    }
4645
4646    public interface OnAffiliationChanged {
4647        void onAffiliationChangedSuccessful(Jid jid);
4648
4649        void onAffiliationChangeFailed(Jid jid, int resId);
4650    }
4651
4652    public interface OnConversationUpdate {
4653        void onConversationUpdate();
4654    }
4655
4656    public interface OnJingleRtpConnectionUpdate {
4657        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final RtpEndUserState state);
4658    }
4659
4660    public interface OnAccountUpdate {
4661        void onAccountUpdate();
4662    }
4663
4664    public interface OnCaptchaRequested {
4665        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4666    }
4667
4668    public interface OnRosterUpdate {
4669        void onRosterUpdate();
4670    }
4671
4672    public interface OnMucRosterUpdate {
4673        void onMucRosterUpdate();
4674    }
4675
4676    public interface OnConferenceConfigurationFetched {
4677        void onConferenceConfigurationFetched(Conversation conversation);
4678
4679        void onFetchFailed(Conversation conversation, Element error);
4680    }
4681
4682    public interface OnConferenceJoined {
4683        void onConferenceJoined(Conversation conversation);
4684    }
4685
4686    public interface OnConfigurationPushed {
4687        void onPushSucceeded();
4688
4689        void onPushFailed();
4690    }
4691
4692    public interface OnShowErrorToast {
4693        void onShowErrorToast(int resId);
4694    }
4695
4696    public class XmppConnectionBinder extends Binder {
4697        public XmppConnectionService getService() {
4698            return XmppConnectionService.this;
4699        }
4700    }
4701
4702    private class InternalEventReceiver extends BroadcastReceiver {
4703
4704        @Override
4705        public void onReceive(Context context, Intent intent) {
4706            onStartCommand(intent, 0, 0);
4707        }
4708    }
4709}